CVE-2026-42505

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.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• 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

0.38% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 31.3% 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:L/I:N/A:N

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-13.

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

2026-07-08 15:46Z1 MO AGO

Last updated

2026-07-08 19:38Z1 MO AGO

Reserved

2026-04-28

Assigning CNA

Go

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:L/I:N/A:N

Weaknesses

• CWE-201Insertion of Sensitive Information Into Sent DataBase

Data version

5.2

Document digest

87b96109e0610425d8b23e64bdebba9cada5fefb733f3f7cea885dabc3426893

• go.devhttps://go.dev/cl/775960
• go.devhttps://go.dev/issue/79282
• groups.google.comhttps://groups.google.com/g/golang-announce/c/OrmQE_Yp5Sc
• pkg.go.devhttps://pkg.go.dev/vuln/GO-2026-5856