CVE-2026-73502

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 ImpactpartialSuccessful exploitation gives limited 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

0.50% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 42.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-10-22.

Red Hat severity

Moderate. 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

2026-08-18 17:58Z2 MO AGO

Last updated

2026-08-18 18:42Z2 MO AGO

Reserved

2026-08-12

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

198bbd1657f5f789fb8b46287d5b3df5bcda4058c856b8752e616edf29c1c444

• github.comhttps://github.com/getkin/kin-openapi/security/advisories/GHSA-jpcw-4wr7-c3vqx_refsource_CONFIRM
• github.comhttps://github.com/getkin/kin-openapi/commit/68ac2affa325514d7d6e731204d6a1edf6bdff64x_refsource_MISC
• github.comhttps://github.com/getkin/kin-openapi/releases/tag/v0.144.0x_refsource_MISC