DOMPurify before 3.2.4 has an incorrect template literal regular expression, sometimes leading to mutation cross-site scripting (mXSS).
CVE-2025-26791
This medium-severity CVE scores 4.5 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 71% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 4.5
- EG Score
- 4.5(medium)
- EPSS
- 44.0%
- KEV
- Not listed
Published
February 14, 2025
Last Modified
October 7, 2025
References (5)
- cve@mitrehttps://ensy.zip/posts/dompurify-323-bypass/
- cve@mitrehttps://github.com/cure53/DOMPurify/commit/d18ffcb554e0001748865da03ac75dd7829f0f02
- cve@mitrehttps://github.com/cure53/DOMPurify/releases/tag/3.2.4
- cve@mitrehttps://nsysean.github.io/posts/dompurify-323-bypass/
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://ensy.zip/posts/dompurify-323-bypass/
Vendor Advisories for CVE-2025-26791(7)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2026:3406Red Hat Product SecurityHigh
Red Hat Security Advisory: New container image: rhceph-9.0
- RHSA-2026:2769Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Ceph Storage 7.1 security and bug fix updates
- RHSA-2026:2737Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Ceph Storage
- RHSA-2025:7626Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Developer Hub 1.6.0 release.
- RHSA-2025:3886Red Hat Product SecurityHigh
Red Hat Security Advisory: RHOAI 2.19.0 - Red Hat OpenShift AI
- RHSA-2025:3397Red Hat Product SecurityHigh
Red Hat Security Advisory: RHOAI 2.16.0 - Red Hat OpenShift AI
- RHSA-2025:3368Red Hat Product SecurityHigh
Red Hat Security Advisory: RHOAI 2.16.0 - Red Hat OpenShift AI
Patch Availability(9)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | rhceph/grafana-rhel10:1771399331 | 2026-02-26 | redhat |
| redhat | ceph-2:18.2.1-381.el8cp | 2026-02-17 | redhat |
| redhat | rhceph/grafana-rhel9:1770630607 | 2026-02-16 | redhat |
| redhat | network-observability/network-observability-console-plugin-rhel9:1.9-1751010148 | 2025-07-01 | redhat |
| redhat | rhdh/rhdh-hub-rhel9:1.6.0-1745956724 | 2025-05-14 | redhat |
| redhat | rhoai/odh-dashboard-rhel8:v2.19.0-1743595568 | 2025-04-15 | redhat |
| redhat | rhoai/odh-dashboard-rhel8:v2.16.2-1741963152 | 2025-03-31 | redhat |
| redhat | automation-gateway-0:2.5.20250312-1.el9ap | 2025-03-10 | redhat |
| redhat | openshift-service-mesh/kiali-ossmc-rhel8:1.73.18-2 | 2025-02-26 | redhat |
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
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| dompurify | — | 3.2.4 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(3)
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.
Data Freshness Timeline
(refreshed 12× in last 7d / 49× 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.
- 2026-07-16 17:02 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 01:59 UTCEPSS rescore
- 2026-07-13 22:29 UTCEPSS rescore
- 2026-07-13 22:29 UTCEPSS rescore
- 2026-07-13 06:12 UTCEPSS rescore
- 2026-07-13 06:12 UTCEPSS rescore
- 2026-07-12 05:46 UTCEPSS rescore
- 2026-07-12 05:46 UTCEPSS rescore
- 2026-07-11 08:27 UTCEPSS rescore
- 2026-07-11 08:26 UTCEPSS rescore
- 2026-07-09 19:09 UTCEPSS rescore
- 2026-07-08 15:14 UTCEPSS rescore
- 2026-07-07 13:45 UTCEPSS rescore
- 2026-07-07 10:51 UTCOSV refresh
- 2026-07-06 16:26 UTCEPSS rescore
- 2026-07-06 02:22 UTCEPSS rescore
- 2026-07-06 02:22 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 06:30 UTCEPSS rescore
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-06-30 23:21 UTCEPSS rescore
- 2026-06-30 23:21 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
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- 2026-06-28 14:07 UTCEPSS rescore
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- 2026-06-28 04:55 UTCEPSS rescore
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- 2026-06-27 03:08 UTCEPSS rescore
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- 2026-06-25 13:49 UTCEPSS rescore
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- 2026-06-24 14:04 UTCEPSS rescore
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- 2026-06-23 21:32 UTCEPSS rescore
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- 2026-06-22 14:25 UTCEPSS rescore
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- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-18 22:05 UTCOSV refresh
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-17 17:52 UTCEPSS rescore
- 2026-06-16 17:52 UTCEPSS rescore
- 2026-06-16 17:52 UTCEPSS rescore
- 2026-06-15 17:48 UTCEPSS rescore
- 2026-06-14 23:17 UTCEPSS rescore
- 2026-06-13 22:59 UTCEPSS rescore
- 2026-06-12 23:11 UTCEPSS rescore
- 2026-06-11 13:59 UTCEPSS rescore
- 2026-06-10 22:18 UTCEPSS rescore
- 2026-06-10 13:22 UTCEPSS rescore
- 2026-06-08 14:16 UTCEPSS rescore
- 2026-06-08 14:16 UTCEPSS rescore
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-04 13:11 UTCEPSS rescore
- 2026-06-04 13:11 UTCEPSS rescore
- 2026-06-02 20:12 UTCEPSS rescore
- 2026-06-02 20:12 UTCEPSS rescore
- 2026-06-01 13:51 UTCEPSS rescore
- 2026-06-01 13:51 UTCEPSS rescore
- 2026-05-31 22:30 UTCEPSS rescore
- 2026-05-31 22:30 UTCEPSS rescore
- 2026-05-31 00:16 UTCEPSS rescore
- 2026-05-31 00:16 UTCEPSS rescore
- 2026-05-30 11:42 UTCEG score recompute
- 2026-05-30 11:42 UTCVendor advisory
- 2026-05-30 10:05 UTCOSV refresh
- 2026-05-29 13:44 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2025-26791?
When was CVE-2025-26791 disclosed?
Is CVE-2025-26791 actively exploited?
What is the CVSS score of CVE-2025-26791?
How do I remediate CVE-2025-26791?
Dependency Blast Radius
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