Medium 6.1Published Jan 12, 2026

CVE-2026-22695LIBPNG has a heap buffer over-read in png_image_read_direct_scaled (regression from CVE-2025-65018 fix)

Updated under an hour ago (Oct 28, 2026, 3:00 AM ET)

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Every CVE for pnggroup libpng

Exploited in the last 30 days

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in the libpng simplified API function png_image_finish_read when processing interlaced 16-bit PNGs with 8-bit output format and non-minimal row stride. This is a regression introduced by the fix for CVE-2025-65018. This vulnerability is fixed in 1.6.54.

CVSS: 6.1 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Jan 13, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

pnggroup libpng pnggroup:libpng (from the name)	before 1.6.54	CNA record
libpng libpng libpng:libpng	from 1.6.51 before 1.6.54	NVD

References

References

https://github.com/pnggroup/libpng/security/advisories/GHSA-mmq5-27w3-rxpp	x-refsource-confirm, exploit, third-party-advisory
https://github.com/pnggroup/libpng/issues/778	x-refsource-misc, exploit, issue-tracking, third-party-advisory
https://github.com/pnggroup/libpng/commit/218612ddd6b17944e21eda56caf8b4bf7779d1ea	x-refsource-misc, patch
https://github.com/pnggroup/libpng/commit/e4f7ad4ea2	x-refsource-misc, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.