CVE-2026-120432highCWE-190

CVE-2026-120432: high-severity vulnerability in Netpbm

Netpbm before 10.86.51, 11.02.30, and 11.15.08 Integer Overflow in winicontopam

Published

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.5epss 0.2%
Netpbm before 10.86.51, 11.02.30, and 11.15.08 contains an integer overflow vulnerability in winicontopam that allows attackers to corrupt heap memory via oversized ICO/CUR dimensions. Attackers can supply a crafted icon file with width or height above 32767, wrapping int16_t loop counters into negative row buffer indices to cause crashes or potential code execution.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Netpbm · Netpbm
Related CVEs — Netpbm

In the same product, most dangerous first.

CVE-2026-112276MEDIUMNetpbm through 11.16.00 Heap Out-of-Bounds Read via rasttopnm ColormapEPSS 0.2%CVE-2026-120436HIGHNetpbm before 10.86.51, 11.02.30, and 11.15.08 Heap Overflow via jbigtopnmEPSS 0.2%CVE-2026-120433HIGHNetpbm before 10.86.51, 11.02.30, and 11.15.08 picttoppm Stack Buffer Overflow via paintPolyEPSS 0.2%CVE-2026-120437MEDIUMNetpbm before 10.86.51, 11.02.30, and 11.15.08 Out-of-Bounds Read via tgatoppmEPSS 0.2%CVE-2026-120435HIGHNetpbm before 10.86.51, 11.02.30, and 11.15.08 Heap Overflow in xpmtoppmEPSS 0.1%CVE-2026-120434HIGHNetpbm before 10.86.51, 11.02.30, and 11.15.08 picttoppm Stack Overflow via scanPolyEPSS 0.1%