CVE-2026-15310

Published: Ago 25, 2026 Last Modified: Ago 25, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: active
Confidentiality: N/A
Integrity: N/A
Availability: N/A

Description

AI Translation Available

When decompressing crafted zip files using the bzip/LZMA/Zstandard

compressions, Python could use an attacker-controlled size to

pre-allocate memory, possibly resulting in memory exhaustion.

400

Uncontrolled Resource Consumption

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other) Bypass Protection Mechanism Other
Applicable Platforms
Technologies: Not Technology-Specific, AI/ML
Likelihood of Exploit: High
View CWE Details
https://github.com/python/cpython/issues/156002
https://github.com/python/cpython/issues/156002
https://github.com/python/cpython/pull/156003
https://github.com/python/cpython/pull/156003
https://mail.python.org/archives/list/security-announce@pyt…
https://mail.python.org/archives/list/[email protected]/thread/YUHXU…