CVE-2026-114656

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 5.1% of scored records. A rank, not a probability.

NVD base score

6.9 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Undergoing Analysis. NVD last modified this record on 2026-10-22.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-22 01:43Z7 DAYS AGO

Last updated

2026-10-22 01:43Z7 DAYS AGO

Reserved

2026-10-21

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 6.9)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N

Weaknesses

• CWE-436Interpretation ConflictClass

Data version

5.2

Document digest

1d3b7d547c8eb7b86dd3cb92ef2b98917c50356b3e23a9fc1f68a4418fcbcb11

• github.comGitHub Security Advisory (GHSA-2272-4vv8-65ww)https://github.com/traefik/traefik/security/advisories/GHSA-2272-4vv8-65wwvendor-advisory
• www.vulncheck.comVulnCheck Advisory: Traefik before 2.11.58 and 3.7.13 mTLS Bypass via Negated Host Matcherhttps://www.vulncheck.com/advisories/traefik-before-2.11.58-and-3.7.13-mtls-bypass-via-negated-host-matcherthird-party-advisory