PyPI/pillow CVE-2026-40192: high 7.5, EPSS 0.87%
Pillow is a Python imaging library. Versions 10.3.0 through 12.1.1 did not limit the amount of GZIP-compressed data read when decoding a FITS image, making them vulnerable to decompression bomb attack
Action: Upgrade pillow to 12.2.0 or later.
pip install pillow==12.2.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 10.3.0 | 12.2.0 | - |
Fixed versions
| 12.2.0 |
Sources
- osv: PYSEC-2026-2250
- https://access.redhat.com/security/cve/CVE-2026-40192
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40192.json
- https://access.redhat.com/errata/RHSA-2026:16008
- https://access.redhat.com/errata/RHSA-2026:16009
- https://access.redhat.com/errata/RHSA-2026:16030
- https://access.redhat.com/errata/RHSA-2026:16174
- https://access.redhat.com/errata/RHSA-2026:17609
- https://access.redhat.com/errata/RHSA-2026:17611
- https://access.redhat.com/errata/RHSA-2026:19375
- https://access.redhat.com/errata/RHSA-2026:19712
- https://access.redhat.com/errata/RHSA-2026:21017
- https://access.redhat.com/errata/RHSA-2026:22465
- https://access.redhat.com/errata/RHSA-2026:22629
- https://access.redhat.com/errata/RHSA-2026:22840
- https://access.redhat.com/errata/RHSA-2026:23361
- https://access.redhat.com/errata/RHSA-2026:24761
- https://access.redhat.com/errata/RHSA-2026:24762
- https://access.redhat.com/errata/RHSA-2026:24853
- https://access.redhat.com/errata/RHSA-2026:24866
- https://access.redhat.com/errata/RHSA-2026:24977
- https://access.redhat.com/errata/RHSA-2026:27076
- https://access.redhat.com/errata/RHSA-2026:34365
- https://access.redhat.com/errata/RHSA-2026:34366
- https://access.redhat.com/errata/RHSA-2026:34368
- https://access.redhat.com/errata/RHSA-2026:37275
- https://pillow.readthedocs.io/en/stable/releasenotes/12.2.0.html#prevent-fits-decompression-bomb
- https://bugzilla.redhat.com/show_bug.cgi?id=2458856
- https://github.com/python-pillow/Pillow/commit/3cb854e8b2bab43f40e342e665f9340d861aa628
- https://github.com/python-pillow/Pillow/pull/9521
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-whj4-6x5x-4v2j
CVE-2026-40192 · published · modified · JSON