GHSA-GV8R-9RW9-9697: traefik Go
Published
AliasesGO-2026-4530
Published 23-02-2026Last modified 23-02-2026
Vulnerability summary
GHSA-GV8R-9RW9-9697 is a high (CVSS 7.8) vulnerability in traefik Go.
CVSS score
7.8/10
010
High · v4.0 (OSV · Go), selected by version preferenceEPSS scoreNot scoredRisk metrics not yet published.
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 4Timeline
- 23-02-2026PublishedVulnerability first disclosed.
- 23-02-2026Last modifiedVulnerability information updated.
Description
Traefik affected by TLS ClientAuth Bypass on HTTP/3 in github.com/traefik/traefik
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · OSV · Go (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:NSourcesSingle source
Critical 10.0Preferred score · OSV · Go (Ecosystem advisory) · calculated from vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:NSourcesSingle source
EPSS trend
No EPSS score has been published for this record yet.
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Github.com/traefik/traefik2 products
- v2< 2.11.37
- v3< 3.6.8
Github.com/traefik1 product
- traefik≤ 1.7.34 | All versions (No fix recorded)
2 vendors · 3 products
References
2 links- github.com/traefik/traefikPACKAGE