CVE-2026-59198

MEDIUM6.5

Pillow TGA RLE encoder can serialize up to ~57 KB of adjacent heap data into generated images

Published Jul 14, 2026

Modified 1 weeks ago

Details

Pillow is a Python imaging library. From 5.2.0 until 12.3.0, Pillow's TGA RLE encoder reads past its packed row buffer when saving a mode 1 image with TGA RLE compression, allowing adjacent process heap bytes to be copied into the generated TGA file. This issue is fixed in version 12.3.0.

References

WEB

https://github.com/python-pillow/Pillow/commit/eada3cbd7fb9963ee90673fb7b5270124a0d5f4b

WEB

https://github.com/python-pillow/Pillow/pull/9709

WEB

https://github.com/python-pillow/Pillow/releases/tag/12.3.0

WEB

https://github.com/python-pillow/Pillow/security/advisories/GHSA-fj7v-r99m-22gq

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-59198

CVSS Analysis