🛡️ CVE-2025-4435 on BellSoft — python3

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Distribution advisory

This page covers CVE-2025-4435 as tracked by BellSoft, for the package python3. The fix is available in version 3.12.11-r0; 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 high, availability none.

Affected software

BELL-CVE-2025-4435 is recorded against 1 package.

  • python3 (from 3.11.4-r0 up to 3.12.11-r0)

Timeline and source

Published on 5 June 2025 and last revised on 26 January 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

docs.bell-sw.com (Advisory)

CVE-2025-4435 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-06-05
Updated 2026-08-12
Modified 2026-01-26
Fix URL N/A

Affected Packages

Software From version Fixed in
python3 3.11.4-r0 3.12.11-r0

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BELL-CVE-2025-4435 is rated CVSS 8.0 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.

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