Search/CVE-2026-42015
● CVE — Medium

CVE-2026-42015

DiscoveredMay 26, 2026UpdatedOct 2, 2026

A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.

CVSS v3.1
5.3 MEDIUM
EPSS
0.73%
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 26, 2026
● 0.00pp
0.73% → 0.73% over 3 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
May 20, 2026
ubuntu.com reports: USN-8284-1: GnuTLS vulnerabilities
May 26, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 2, 2026
Jul 14, 2026
ubuntu.com reports: USN-8539-1: GnuTLS vulnerabilities