CVE-2023-45966

Name: CVE-2023-45966
Creator: NVD / NIST
Published: 2023-10-23T21:15:08.847+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2023-45966 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. umputun remark42 version 1.12.1 and before has a Blind Server-Side Request Forgery (SSRF) vulnerability.. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

umputun remark42 version 1.12.1 and before has a Blind Server-Side Request Forgery (SSRF) vulnerability.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.59%

43.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Remark42	Remark42	<= 1.12.1

References

https://github.com/jet-pentest/CVE-2023-45966Third Party Advisory
https://github.com/umputun/remark42/issues/1677Exploit, Issue Tracking, Third Party Advisory
https://github.com/jet-pentest/CVE-2023-45966Third Party Advisory
https://github.com/umputun/remark42/issues/1677Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Oct 23, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-45966?

umputun remark42 version 1.12.1 and before has a Blind Server-Side Request Forgery (SSRF) vulnerability.

How severe is CVE-2023-45966?

CVE-2023-45966 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2023-45966?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST