CVE-2023-50447

Name: CVE-2023-50447
Creator: NVD / NIST
Published: 2024-01-19T20:15:11.87+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.70%

Last modified Jun 17, 2026

CVE-2023-50447 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Pillow through 10.1.0 allows PIL.ImageMath.eval Arbitrary Code Execution via the environment parameter, a different vulnerability than CVE-2022-22817 (which was about the expression parameter).. EPSS estimates a 1.70% chance of exploitation in the next 30 days.

Description

Pillow through 10.1.0 allows PIL.ImageMath.eval Arbitrary Code Execution via the environment parameter, a different vulnerability than CVE-2022-22817 (which was about the expression parameter).

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

1.70%

74.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Python	Pillow	<= 10.1.0
Debian	Debian Linux	10.0

References

http://www.openwall.com/lists/oss-security/2024/01/20/1Mailing List, Third Party Advisory
https://devhub.checkmarx.com/cve-details/CVE-2023-50447/Third Party Advisory
https://duartecsantos.github.io/2024-01-02-CVE-2023-50447/
https://github.com/python-pillow/Pillow/releasesRelease Notes
https://lists.debian.org/debian-lts-announce/2024/01/msg00019.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/01/20/1Mailing List, Third Party Advisory
https://devhub.checkmarx.com/cve-details/CVE-2023-50447/Third Party Advisory
https://duartecsantos.github.io/2024-01-02-CVE-2023-50447/
https://github.com/python-pillow/Pillow/releasesRelease Notes
https://lists.debian.org/debian-lts-announce/2024/01/msg00019.htmlMailing List, Third Party Advisory

Timeline

Published: Jan 19, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-50447?

Pillow through 10.1.0 allows PIL.ImageMath.eval Arbitrary Code Execution via the environment parameter, a different vulnerability than CVE-2022-22817 (which was about the expression parameter).

How severe is CVE-2023-50447?

CVE-2023-50447 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.70% probability of exploitation in the next 30 days.

How do I fix CVE-2023-50447?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-50447?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST