SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-58428

Release attachment extension allowlist bypass via web release edit form (variant of CVE-2025-68939)

MEDIUM 6.5EPSS 0.33%

Does this matter?

Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own.

Description

Release attachment extension allowlist bypass via web release edit form (variant of CVE-2025-68939)

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS
0.33% probability · 26th percentile
CISA KEV
Not listed
Weakness
CWE-424, CWE-434
Source
88ee5874-cf24-4952-aea0-31affedb7ff2

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.