🛡️ CVE-2026-59203 on PyPI (Root.io) — pillow

🟡 CVSS 5.0 — Medium ✅ No Known Exploit OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2026-59203 in pillow - Patched by Root

Root has patched CVE-2026-59203 in the pillow package for Root:PyPI. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-59203 as tracked by PyPI (Root.io), for the package pillow. The fix is available in version 12.1.0+aikido.12; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability low. (rating taken from the base CVE record.)

Weakness class

ROOT-APP-PYPI-CVE-2026-59203 is classified as CWE-835: Infinite Loop. A loop condition can never become false for some inputs, hanging the process.

Affected software

ROOT-APP-PYPI-CVE-2026-59203 is recorded against 1 package.

  • pillow (fixed in 12.1.0+aikido.12)

Timeline and source

Published on 10 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Details

Severity MEDIUM
CVSS Score 5.0
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-10
Updated 2026-08-12
Modified 2026-08-10
Fix URL N/A

Affected Packages

Software From version Fixed in
pillow — 12.1.0+aikido.12

References

N/A

Vulnerability Monitoring

Track new vulnerabilities in pillow

ROOT-APP-PYPI-CVE-2026-59203 is rated CVSS 5.0 Medium. BotEraser monitors your WordPress installation and notifies you when software you use appears in our vulnerability database.

Set Up Free Alerts →

No credit card required  ·  Results in minutes

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

Browse related advisories

All advisoriesRoot.ioRoot.io 2026