CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS format for AES-GCM because aes-ICVlen is supposed to be 12 bytes but 4 bytes is accepted. NOTE: this is related to CVE-2026-34182.
CVE-2026-57062
Score 2.9 from GitHub Security Advisory (severity: LOW) published 2026-06-23. a secondary CVSS source baseline 2.9; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 2.9
- EG Score
- 2.9(medium)
- EG Risk
- 18(Track)EG Risk 18/100SSVC: Track
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 computedSeverity29% × 45%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 4%
- KEV
- Not listed
Published
June 23, 2026
Last Modified
June 25, 2026
References (2)
Vendor Advisories for CVE-2026-57062(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- CVE-2026-57062Microsoft Security Response Center (MSRC)Low
CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS format for AES-GCM because aes-ICVlen is supposed to be 12 bytes but 4 bytes is accepted. NOTE: this is related to CVE-2026-34182.
- GHSA-m6x2-4hhh-669jGitHub Security AdvisoriesLow
CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS...
Affected Packages
(3 across 3 ecosystems)
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| gnupg2 | 2.2.40-1.1 ... 2.4.9-7 (70 versions) | — | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| gnupg2 | 2.4.7-21 ... 2.4.9-7 (15 versions) | — | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| gnupg2 | 2.4.7-21 ... 2.4.9-4 (11 versions) | 2.4.9-5 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 11× in last 7d / 54× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. 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. Most recent first.
Showing the most recent 100 of 111 total refreshes for this CVE.
- 2026-08-25 13:49 UTCEPSS rescore
- 2026-08-23 11:39 UTCEG score recompute
- 2026-08-23 11:39 UTCVendor advisory
- 2026-08-23 11:39 UTCGHSA enrichment
- 2026-08-23 00:19 UTCEPSS rescore
- 2026-08-21 23:49 UTCEPSS rescore
- 2026-08-20 22:55 UTCEPSS rescore
- 2026-08-20 09:27 UTCEG score recompute
- 2026-08-20 09:27 UTCVendor advisory
- 2026-08-20 09:27 UTCGHSA enrichment
- 2026-08-19 17:04 UTCEPSS rescore
- 2026-08-18 13:48 UTCEPSS rescore
- 2026-08-17 13:47 UTCEPSS rescore
- 2026-08-17 07:15 UTCEG score recompute
- 2026-08-17 07:15 UTCVendor advisory
- 2026-08-17 07:15 UTCGHSA enrichment
- 2026-08-16 14:56 UTCEPSS rescore
- 2026-08-16 02:14 UTCEPSS rescore
- 2026-08-15 01:30 UTCEPSS rescore
- 2026-08-14 05:03 UTCEG score recompute
- 2026-08-14 05:03 UTCVendor advisory
- 2026-08-14 05:03 UTCGHSA enrichment
- 2026-08-13 22:00 UTCEPSS rescore
- 2026-08-12 13:51 UTCEPSS rescore
- 2026-08-11 02:51 UTCEG score recompute
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- 2026-08-11 02:51 UTCVendor advisory
- 2026-08-11 02:51 UTCGHSA enrichment
- 2026-08-11 00:00 UTCEPSS rescore
- 2026-08-09 13:46 UTCEPSS rescore
- 2026-08-08 16:37 UTCEPSS rescore
- 2026-08-08 00:40 UTCEG score recompute
- 2026-08-08 00:40 UTCVendor advisory
- 2026-08-08 00:40 UTCGHSA enrichment
- 2026-08-06 13:47 UTCEPSS rescore
- 2026-08-05 19:17 UTCEPSS rescore
- 2026-08-04 22:28 UTCEG score recompute
- 2026-08-04 22:28 UTCVendor advisory
- 2026-08-04 22:28 UTCGHSA enrichment
- 2026-08-04 15:10 UTCEPSS rescore
- 2026-08-04 10:39 UTCEPSS rescore
- 2026-08-03 10:36 UTCEPSS rescore
- 2026-08-02 02:27 UTCEPSS rescore
- 2026-08-01 20:16 UTCEG score recompute
- 2026-08-01 20:16 UTCVendor advisory
- 2026-08-01 20:16 UTCGHSA enrichment
- 2026-08-01 04:16 UTCEPSS rescore
- 2026-07-30 16:28 UTCEPSS rescore
- 2026-07-30 01:30 UTCEPSS rescore
- 2026-07-30 01:30 UTCEPSS rescore
- 2026-07-29 18:04 UTCEG score recompute
- 2026-07-29 18:04 UTCVendor advisory
- 2026-07-29 18:04 UTCGHSA enrichment
- 2026-07-28 15:37 UTCEPSS rescore
- 2026-07-27 14:14 UTCEPSS rescore
- 2026-07-26 15:52 UTCEG score recompute
- 2026-07-26 15:52 UTCVendor advisory
- 2026-07-26 15:52 UTCGHSA enrichment
- 2026-07-26 14:54 UTCEPSS rescore
- 2026-07-26 14:54 UTCEPSS rescore
- 2026-07-25 14:18 UTCEPSS rescore
- 2026-07-25 14:18 UTCEPSS rescore
- 2026-07-24 14:18 UTCEPSS rescore
- 2026-07-24 14:18 UTCEPSS rescore
- 2026-07-23 14:18 UTCEPSS rescore
- 2026-07-23 03:20 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 15:25 UTCEPSS rescore
- 2026-07-20 17:08 UTCEPSS rescore
- 2026-07-19 14:31 UTCEPSS rescore
- 2026-07-19 14:31 UTCEPSS rescore
- 2026-07-16 17:03 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 12:07 UTCVendor advisory
- 2026-07-15 12:06 UTCGHSA enrichment
- 2026-07-13 22:31 UTCEPSS rescore
- 2026-07-12 08:37 UTCVendor advisory
- 2026-07-12 08:37 UTCGHSA enrichment
- 2026-07-12 05:46 UTCEPSS rescore
- 2026-07-11 08:27 UTCEPSS rescore
- 2026-07-11 08:27 UTCEPSS rescore
- 2026-07-09 19:10 UTCEPSS rescore
- 2026-07-09 19:10 UTCEPSS rescore
- 2026-07-09 06:25 UTCVendor advisory
- 2026-07-09 06:25 UTCGHSA enrichment
- 2026-07-08 15:16 UTCEPSS rescore
- 2026-07-08 15:16 UTCEPSS rescore
- 2026-07-07 13:46 UTCEPSS rescore
- 2026-07-07 13:46 UTCEPSS rescore
- 2026-07-06 04:12 UTCVendor advisory
- 2026-07-06 04:12 UTCGHSA enrichment
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 02:31 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-03 01:58 UTCVendor advisory
- 2026-07-03 01:58 UTCGHSA enrichment
- 2026-07-01 15:07 UTCEPSS rescore
Frequently asked(5)
What is CVE-2026-57062?
When was CVE-2026-57062 disclosed?
Is CVE-2026-57062 actively exploited?
What is the CVSS score of CVE-2026-57062?
How do I remediate CVE-2026-57062?
Dependency Blast Radius
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