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Vulnerability record · CVE-2022-22817 · published 10 January 2022

CVE-2022-22817: Python pillow vulnerability

Python · Pillow

PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.

9.8 CVSS 3.1 Critical EPSS 3.3% · top 11.8%
9.8CVSS 3.1 base score, v2 7.5
3.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html
https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#restrict-builtins-available-to-imagemath-eval Release NotesVendor Advisory
https://pillow.readthedocs.io/en/stable/releasenotes/9.0.1.html#security Release NotesVendor Advisory
https://security.gentoo.org/glsa/202211-10 Third Party Advisory
https://www.debian.org/security/2022/dsa-5053 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html
https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#restrict-builtins-available-to-imagemath-eval Release NotesVendor Advisory
https://pillow.readthedocs.io/en/stable/releasenotes/9.0.1.html#security Release NotesVendor Advisory
https://security.gentoo.org/glsa/202211-10 Third Party Advisory
https://www.debian.org/security/2022/dsa-5053 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-22817), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.