What is CVE-2025-45765?

CVE-2025-45765 is a critical-severity vulnerability in N/a, classified under Inadequate Encryption Strength. CVSS score: 9.1/10. Published 2025-08-07.

How severe is CVE-2025-45765?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in N/a

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."

EPSS: 0.002 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-326 — Inadequate Encryption Strength

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2025-45765?: CVE-2025-45765 is a critical-severity vulnerability in N/a, classified under Inadequate Encryption Strength. CVSS score: 9.1/10. Published 2025-08-07.
How severe is CVE-2025-45765?: Critical severity. CVSS v3 base score is 9.1 out of 10.