What is CVE-2023-51775?

CVE-2023-51775 is a medium-severity vulnerability in Jose4j Project, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2024-02-29.

How severe is CVE-2023-51775?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2023-51775 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Resource exhaustion in Jose4j Project

CVE-2023-51775

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

Vulnerability class: DoS (Denial of Service)

Published 2024-02-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Jose4j Project

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

Public proof-of-concept exploits

ytono/gcp-arcade

References

bitbucket.org/b_c/jose4j/issues/212 (Exploit, Issue Tracking)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-51775?: CVE-2023-51775 is a medium-severity vulnerability in Jose4j Project, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2024-02-29.
How severe is CVE-2023-51775?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2023-51775 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.