CVE-2025-12863 This CVE was assigned for a libxml2 issue#1012 but later deemed not valid.
Not scored
Published
Updated
Check this codebase for CVE-2025-12863 and fix it if it is affected.
What it is: CVE-2025-12863 is a vulnerability, published on 7 Nov 2025.
Exploitation: There is no known exploitation of CVE-2025-12863 in the wild and no public exploit code.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2025-12863/ (Markdown: https://insights.sbomify.com/CVE-2025-12863/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2025-12863?
CVE-2025-12863 is a vulnerability, published on 7 Nov 2025.
Official description
This CVE was assigned for a libxml2 issue#1012 but later deemed not valid. Ref.: https://gitlab.gnome.org/GNOME/libxml2/-/issues/1012#note_2608283
Which versions are affected by CVE-2025-12863?
How do I fix CVE-2025-12863?
Upgrade to a fixed version.
Is CVE-2025-12863 being exploited?
There is no known exploitation of CVE-2025-12863 in the wild and no public exploit code.
Sources
Also known as GHSA-9fwq-22j4-xfwr, ROOT-OS-DEBIAN-11-CVE-2025-12863, ROOT-OS-DEBIAN-13-CVE-2025-12863.