Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. An Uncontrolled Recursion vulnerability in node-forge versions 1.3.1 and below enables remote, unauthenticated attackers to craft deep ASN.1 structures that trigger unbounded recursive parsing. This leads to a Denial-of-Service (DoS) via stack exhaustion when parsing untrusted DER inputs. This issue has been patched in version 1.3.2.
CVE-2025-66031
“—” beside the score: it is equal to NVD's CVSS score.
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.4% (35th percentile of EPSS-scored CVEs). No GitHub Security Advisory CVSS is on record for this CVE.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5HIGHmedium confidence
- EG Risk
- 49EG Risk 49/100
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computed (value × EchelonGraph’s weight)Severity75% × 45%The EG Score, 7.5 of 10.Exploitation0.4% × 40%FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.Automatability100% × 15%CISA's SSVC Automatable value: yes (Vulnrichment).SSVC (CISA's decision table, applied by EchelonGraph): Track at low or medium mission impact; Attend at high (mission-essential systems).Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high. - EPSS PROB
- 0.4%
- EPSS %ILE
- 35th
- KEV
- Not listed
SSVC (CISA's decision table, applied by EchelonGraph)Track at low or medium mission impact; Attend at high (mission-essential systems).
A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table
BOD 26-04 (CISA's remediation timeline, Table 1)14 days if the affected system is publicly exposed; 60 days if it is not.
In CISA KEV no (CISA's KEV catalog) · Automatable yes (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it
Published
November 26, 2025
Last Modified
June 17, 2026
Advisory Details (2)
Auto-updated Aug 8, 2026node-forge ASN.1 Unbounded Recursion · Advisory · digitalbazaar/forge · GitHub
https://github.com/digitalbazaar/forge/security/advisories/GHSA-554w-wpv2-vw27commit 260425c6167a (digitalbazaar/forge)
Fix landed in digitalbazaar/forge commit 260425c6167a — awaiting tagged release
https://github.com/digitalbazaar/forge/commit/260425c6167a38aae038697132483b5517b26451Vendor Advisories for CVE-2025-66031(20)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2026:41944Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.19.20 security, enhancement & bug fix update
- RHSA-2026:41941Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.18.25 security, enhancement & bug fix update
- RHSA-2026:41928Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Migration Toolkit for Containers
- RHSA-2026:40984Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.20.15 security, enhancement & bug fix update
- CVE-2025-66031Microsoft Security Response Center (MSRC)High
node-forge ASN.1 Unbounded Recursion
- RHSA-2026:20041Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.19.32 bug fix and security update
- RHSA-2026:19712Red Hat Product SecurityCritical
Red Hat Security Advisory: RHOAI 3.3.3 - Red Hat OpenShift AI
- RHSA-2026:5807Red Hat Product SecurityHigh
Red Hat Security Advisory: RHOAI 2.16.4 - Red Hat OpenShift AI
- +12 more
Patch Availability(29)
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(2 across 2 ecosystems)
Debian:11(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| node-node-forge | 0.10.0~dfsg-3 ... 1.3.0~dfsg-1 (6 versions) |
| — |
npm(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| node-forge | — |
| — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(11)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- Red HatRHSA-2025:22861MODERATE2025-11-26
RHSA-2025:22861 — Moderate
- Red HatRHSA-2025:22936MODERATE2025-11-26
RHSA-2025:22936 — Moderate
- Red HatRHSA-2025:22937MODERATE2025-11-26
RHSA-2025:22937 — Moderate
- Red HatRHSA-2025:22938MODERATE2025-11-26
RHSA-2025:22938 — Moderate
- Red HatRHSA-2025:22941MODERATE2025-11-26
RHSA-2025:22941 — Moderate
- Red HatRHSA-2026:0261MODERATE2025-11-26
RHSA-2026:0261 — Moderate
- Red HatRHSA-2026:0414MODERATE2025-11-26
RHSA-2026:0414 — Moderate
- Red HatRHSA-2026:0518MODERATE2025-11-26
RHSA-2026:0518 — Moderate
- Red HatRHSA-2026:1248MODERATE2025-11-26
RHSA-2026:1248 — Moderate
- Red HatRHSA-2026:1517MODERATE2025-11-26
RHSA-2026:1517 — Moderate
- Red HatRHSA-2026:1596MODERATE2025-11-26
RHSA-2026:1596 — Moderate
Data Freshness Timeline
(refreshed 11× in last 7d / 30× in last 30d)
Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.
Showing the most recent 91 of 171 refreshes on record for this CVE.
A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. 9 repeat rows among the latest 100 are merged into the row they repeat. The 80 oldest rows on record are not shown and were not checked, so the counts can still include repeats.
- 2026-10-14 16:31 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-13 16:33 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-12 16:49 UTCEG score recompute
- 2026-10-12 16:33 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-11 20:23 UTCEG score recompute
- 2026-10-11 18:35 UTCEG score recompute
- 2026-10-11 15:10 UTCEG score recompute
- 2026-10-11 13:47 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-10 19:59 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-09 20:06 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-08 17:10 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-07 23:47 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-06 15:17 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-05 17:42 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-04 23:21 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-03 14:25 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-01 19:49 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-01 08:40 UTCOSV refresh
- 2026-09-30 15:02 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-29 15:20 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-28 13:50 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-26 15:58 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-24 14:02 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-23 13:47 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-20 20:15 UTCEPSS rescoreEPSS 0.4% · 36th percentile
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- 2026-09-19 15:42 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-18 19:27 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-17 19:30 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-16 14:07 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-15 03:10 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-13 16:46 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-12 15:00 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-12 09:10 UTCOSV refresh
- 2026-09-11 14:52 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-11 09:36 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-10 09:34 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-08 22:00 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-07 16:00 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-06 13:47 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-04 05:06 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-09-02 14:11 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-09-01 13:53 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-30 19:16 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-30 01:21 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-28 21:40 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-27 14:24 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-26 14:45 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-25 13:48 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-24 14:16 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-24 14:02 UTCOSV refresh
- 2026-08-23 00:18 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-08-21 23:48 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-20 22:55 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-19 17:03 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-18 13:47 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-17 13:46 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-16 14:55 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-16 02:13 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-15 01:29 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-13 21:59 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-12 13:50 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-11 13:42 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-10 23:59 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-09 13:46 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-08 16:36 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-08 09:15 UTCEG score recompute
- 2026-08-08 09:15 UTCVendor advisory
- 2026-08-07 16:26 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-06 13:46 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-05 19:17 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-04 15:09 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-04 10:37 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-03 10:35 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-02 02:26 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-08-01 04:15 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-30 16:27 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-30 01:30 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-28 15:35 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-27 14:12 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-26 14:54 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-25 14:17 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-24 14:17 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-07-23 14:41 UTCOSV refresh
- 2026-07-23 14:18 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-23 03:01 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-21 15:24 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-20 17:08 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-19 14:30 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-19 02:28 UTCEPSS rescoreEPSS 0.4% · 30th percentile
- 2026-07-18 10:04 UTCEPSS rescoreEPSS 0.4% · 30th percentile
Related CVEs(same product + same vendor + same CWE)
Same product
10 shownDebian:11:node-node-forge · npm:node-forge
Same vendor
10 shownredhat:RHSA-2025:22936 · redhat:RHSA-2026:0261 · redhat:RHSA-2026:0414
Frequently asked(5)
What is CVE-2025-66031?
When was the CVE record for CVE-2025-66031 published?
Is CVE-2025-66031 actively exploited?
What is the CVSS score of CVE-2025-66031?
How do I remediate CVE-2025-66031?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-66031
Is Your Infrastructure Affected by CVE-2025-66031?
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