pillow-heif vulnerabilities and fixes

Recent CVEs affecting pillow-heif, with upgrade or downgrade steps. 1 tracked.

Also searched as: pillow heif.

pillow-heif has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-02-27. Highest priority: CVE-2026-28231 (score 55/100).

• CVE-2026-28231 CRITICAL 9.1 UPGRADE pillow_heif is a Python library for working with HEIF images and plugin for Pillow

FAQ

How do I fix pillow-heif vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is pillow-heif being exploited right now?

None of the tracked pillow-heif CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which pillow-heif CVE should I patch first?

CVE-2026-28231 currently ranks highest (55/100): pillow_heif is a Python library for working with HEIF images and plugin for Pillow.

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