🛡️ CVE-2026-40200 on BellSoft — musl-default

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

Distribution advisory

This page covers CVE-2026-40200 as tracked by BellSoft, for the package musl-default. The fix is available in version 1.2.6-r2; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality high, integrity high, availability high.

Affected software

BELL-CVE-2026-40200 is recorded against 2 packages.

  • musl-default (from 1.2.4-r0 up to 1.2.6-r2)
  • musl-perf (from 1.2.4-r1 up to 1.2.6-r2)

Timeline and source

Published on 13 April 2026 and last revised on 25 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

docs.bell-sw.com (Advisory)

CVE-2026-40200 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:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-04-13
Updated 2026-08-12
Modified 2026-04-25
Fix URL N/A

Affected Packages

Software From version Fixed in
musl-default 1.2.4-r0 1.2.6-r2
musl-perf 1.2.4-r1 1.2.6-r2

Similar Threats

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