CVE-2026-35188

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 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

0.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 22.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

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

2026-06-09 16:03Z4 MO AGO

Last updated

2026-06-10 20:02Z4 MO AGO

Reserved

2026-04-01

Assigning CNA

openssl

Record state

PUBLISHED

Severity

Medium (CVSS 5.0)

CNA CVSS vector

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

Weaknesses

• CWE-415Double FreeVariant
• CWE-1341Multiple Releases of Same Resource or HandleBase

Data version

5.2

Document digest

db6bea84d3da16c8db17b239b5e2defc4f2757d955f7bb208897f5e7fac87406

• openssl-library.orgOpenSSL Advisoryhttps://openssl-library.org/news/secadv/20260609.txtvendor-advisory
• github.com4.0.1 git commithttps://github.com/openssl/openssl/commit/78d0154cffda03aaaac63a087cc523a6b35fa8fdpatch
• github.com3.6.3 git commithttps://github.com/openssl/openssl/commit/131145d25659e8749a9ed1afb383484854cffb78patch