CVE-2022-25236
9.8
CRITICAL
CVSS 3.1
EPSS 8.0%
Description
xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.
How to fix CVE-2022-25236
To remediate CVE-2022-25236, upgrade the affected package to a fixed version below.
- Alpine/expat—upgrade to 2.2.10-r2 or later
- Debian/expat—upgrade to 2.2.10-2+deb11u2 or later
- Debian/libxmltok—no fix listed
Is CVE-2022-25236 being exploited?
Moderate — EPSS is 8.0%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 2.2.10-r2
- from 0, < 2.2.10-2+deb11u2
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |