CVE-2026-42546

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

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

2026-07-06 19:31Z2 MO AGO

Last updated

2026-07-06 20:51Z1 MO AGO

Reserved

2026-04-28

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.8)

CNA CVSS vector

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

Weaknesses

• CWE-770Allocation of Resources Without Limits or ThrottlingBase

Data version

5.2

Document digest

f20a68053869a3e0a8c3778f5d87e9e59e8e9b3a229cf7a12a3802897468d238

• github.comhttps://github.com/OP-TEE/optee_os/security/advisories/GHSA-c7j8-fgqw-rcgpx_refsource_CONFIRM