CVE-2026-36189

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• 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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 2.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-07-23.

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

2026-05-21 00:00Z5 MO AGO

Last updated

2026-05-21 15:08Z5 MO AGO

Reserved

2026-04-06

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.2)

CNA CVSS vector

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

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.2

Document digest

875087958e41b8f2402ccdbe505c6406ba5d5a26c79a5925a3bb11cef22d6877

• github.comhttps://github.com/uncrustify/uncrustify%2Chttps://github.com/uncrustify/uncrustify/issues/4636%2C
• github.comhttps://github.com/uncrustify/uncrustify/pull/4641
• gist.github.comhttps://gist.github.com/Criticayon/5da6d6c9cf068e494347c659d01982a9