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CVE-2025-30258

PoC —
CVSS 3.1
4.7 medium
EPSS
<1%p9
Published
()
Modified
Description

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

Vendors
gnupg
Products
gnupg
Weakness
CWE-754
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news

No ingested article mentions this CVE yet.