Search/CVE-2025-14831
● CVE — Medium

CVE-2025-14831

DiscoveredFeb 9, 2026UpdatedSep 1, 2026

A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).

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CVSS v3.1
5.3 MEDIUM
EPSS
0.67%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
2
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 22, 2026
▲ 0.03pp
0.64% → 0.67% over 4 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityLOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Connections
3 relationships
Timeline
disclosure → media coverage
Feb 9, 2026
Disclosure — published as a CVE record. · last revised by NVD Sep 1, 2026
Feb 16, 2026
ubuntu.com reports: USN-8043-1: GnuTLS vulnerabilities
Jul 6, 2026
ubuntu.com reports: USN-8502-1: GnuTLS vulnerabilities