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CVE-2026-59205

Pillow: Controlled heap out-of-bounds write in `ImageCmsTransform.apply()` via output mode mismatch PUBLISHED

Description (CNA)

Pillow is a Python imaging library. Prior to 12.3.0, Pillow's ImageCms.ImageCmsTransform.apply(im, imOut) API can trigger controlled native heap corruption when the caller supplies an output image whose mode does not match the transform's declared output mode. This issue is fixed in version 12.3.0.

Affected (CNA)

Vendor / productVersions
python-pillow / Pillowaffected < 12.3.0

CWE

CWE-787

References

ADP enrichment

CISA-ADP

No English description supplied.