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CVE-2026-88647

🗓️ 08 Oct 2026 17:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 3 Views

Hostname verification bypass in GnuTLS allows eavesdropping via a crafted certificate.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-88647
10 Oct 202603:50
–circl
cve
CVE
CVE-2026-88647
8 Oct 202600:00
–cve
cvelist
Cvelist
CVE-2026-88647
8 Oct 202600:00
–cvelist
debiancve
Debian CVE
CVE-2026-88647
8 Oct 202600:00
–debiancve
euvd
EUVD
EUVD-2026-95113
8 Oct 202600:00
–euvd
mend
Mend
CVE-2026-88647
8 Oct 202600:00
–mend
mscve
Microsoft CVE
A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate.
11 Oct 202608:53
–mscve
nvd
NVD
CVE-2026-88647
8 Oct 202617:17
–nvd
osv-azl
osv-azl
AZL-107445 CVE-2026-88647 affecting package gnutls 3.8.13-1
8 Oct 202617:17
–osv-azl
osv-debian
osv-debian
DEBIAN-CVE-2026-88647
8 Oct 202617:17
–osv-debian
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04allgnutls260gnutls26_0_all.deb
Ubuntu18.04allgnutls280gnutls28_0_all.deb
Ubuntu20.04allgnutls280gnutls28_0_all.deb
Ubuntu22.04allgnutls280gnutls28_0_all.deb
Ubuntu24.04allgnutls280gnutls28_0_all.deb
Ubuntu26.04allgnutls280gnutls28_0_all.deb
Ubuntu16.04allgnutls280gnutls28_0_all.deb

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15 Oct 2026 13:12Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.19.1
EPSS0.00212
SSVC
3