CVE-2026-100351

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.48% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 41.7% of scored records. A rank, not a probability.

NVD base score

7.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD analysis status

Deferred. NVD last modified this record on 2026-10-15.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

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

2026-10-15 15:52Z13 DAYS AGO

Last updated

2026-10-15 16:09Z13 DAYS AGO

Reserved

2026-09-25

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.4)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses

• CWE-289Authentication Bypass by Alternate NameBase
• CWE-436Interpretation ConflictClass

Data version

5.2

Document digest

5c6bd4b44d9ad793436885178d8261811f78c569881b9b2a324d042b1ccd0626

• github.comhttps://github.com/getkin/kin-openapi/security/advisories/GHSA-23vg-4cjm-66q5x_refsource_CONFIRM
• github.comhttps://github.com/getkin/kin-openapi/commit/eda80e2676e9f577ceed2dd80e64f16083edb041x_refsource_MISC
• github.comhttps://github.com/getkin/kin-openapi/releases/tag/v0.147.0x_refsource_MISC