CVE-2026-59198

Pillow TGA RLE encoder can serialize up to ~57 KB of adjacent heap data into generated images

Published: Jul 14, 2026Updated: Jul 14, 2026 Sources: CVE List NVDCWE-125

6.5MEDIUM

Description

Pillow is a Python imaging library. From 5.2.0 until 12.3.0, Pillow's TGA RLE encoder reads past its packed row buffer when saving a mode 1 image with TGA RLE compression, allowing adjacent process heap bytes to be copied into the generated TGA file. This issue is fixed in version 12.3.0.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:HAttack Complexity

High

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:NIntegrity

None

A:LAvailability

Low

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Weaknesses

CWE-125

Affected Products

oss-project·US

oss-projectaka pillow

PillowLibrary

OSS Libraries / pypi

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Collection

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References

https://github.com/python-pillow/Pillow/commit/eada3cbd7fb9963ee90673fb7b5270124a0d5f4b

github.com

https://github.com/python-pillow/Pillow/pull/9709

github.com

https://github.com/python-pillow/Pillow/releases/tag/12.3.0

github.com

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