What is CVE-2026-84962?

CVE-2026-84962 is a medium-severity vulnerability, classified under CRLF Injection. CVSS score: 4.2/10. Published 2026-09-03.

How severe is CVE-2026-84962?

Medium severity. CVSS v3 base score is 4.2 out of 10.

CVE-2026-84962

CVE-2026-84962

An unauthorized user with key vault write access may cause an authorized client to issue arbitrary authenticated Google Cloud KMS API calls under the authorized user's identity, escalating database-level access into cloud key control and defeating client-side encryption.

Vulnerability class: CRLF Injection

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N.

Weakness classification (CWE)

CWE-93 — CRLF Injection

References

cna@mongodb.com

Frequently asked questions

What is CVE-2026-84962?: CVE-2026-84962 is a medium-severity vulnerability, classified under CRLF Injection. CVSS score: 4.2/10. Published 2026-09-03.
How severe is CVE-2026-84962?: Medium severity. CVSS v3 base score is 4.2 out of 10.