Vulnerability Description
A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of the argument width/height causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/biniamf/pocs/tree/main/pnm2png
- https://github.com/pnggroup/libpng/
- https://github.com/pnggroup/libpng/issues/794
- https://vuldb.com/?ctiid.349658
- https://vuldb.com/?id.349658
- https://vuldb.com/?submit.761996
FAQ
What is CVE-2026-3713?
CVE-2026-3713 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of t...
How severe is CVE-2026-3713?
CVE-2026-3713 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-3713?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.