What is CVE-2023-22960?

CVE-2023-22960 is a high-severity vulnerability in Lexmark B2236, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2023-01-23.

How severe is CVE-2023-22960?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-22960 known to be exploited?

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

Vulnerability in Lexmark B2236

CVE-2023-22960

Lexmark products through 2023-01-10 have Improper Control of Interaction Frequency.

Published 2023-01-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.278 (98.0th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.278 · newest: 0.278 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

publications.lexmark.com/publications/security-alerts/CVE-2023-22960.pdf (Vendor Advisory)

Frequently asked questions

What is CVE-2023-22960?: CVE-2023-22960 is a high-severity vulnerability in Lexmark B2236, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2023-01-23.
How severe is CVE-2023-22960?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-22960 known to be exploited?: 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.