CVE-2026-3713
pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.8EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
08 Mar 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
pnggroup · libpngWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →