In parsePartHeaders of multiple files, there is a possible persistent denial of service due to impro...

platform/development Updated 07 Sep 2026

Summary

01/09/2026

Disclosed on

CVE-2026-55256

CVE

Yes i

Fix available

Critical

Severity

Not published

CVSS Score

CVE-2026-55256: In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. Affects platform/development across 6 version ranges.

>= 14:0, < 14:2026-09-01 >= 15:0, < 15:2026-09-01 >= 16:0, < 16:2026-09-01 >= 16-qpr2:0, < 16-qpr2:2026-09-01 >= 17:0, < 17:2026-09-01 >= 17-next:0, < 17-next:2026-09-01

Fixed in 17-next:2026-09-01. How to fix ↓

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In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.