CVE-2023-5891

Name: CVE-2023-5891
Creator: NVD / NIST
Published: 2023-11-01T01:15:07.563+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2023-5891 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Cross-site Scripting (XSS) - Reflected in GitHub repository pkp/pkp-lib prior to 3.3.0-16.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

Cross-site Scripting (XSS) - Reflected in GitHub repository pkp/pkp-lib prior to 3.3.0-16.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.40%

32.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Sfu	Pkp Web Application Library	< 3.3.0-16

References

https://github.com/pkp/pkp-lib/commit/d4111c4d0eef783f1ed2e55654a5b83d9d527d97Patch
https://huntr.com/bounties/ce4956e4-9ef5-4e0e-bfb2-481ec5cfb0a5Exploit, Patch, Third Party Advisory
https://github.com/pkp/pkp-lib/commit/d4111c4d0eef783f1ed2e55654a5b83d9d527d97Patch
https://huntr.com/bounties/ce4956e4-9ef5-4e0e-bfb2-481ec5cfb0a5Exploit, Patch, Third Party Advisory

Timeline

Published: Nov 1, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-5891?

Cross-site Scripting (XSS) - Reflected in GitHub repository pkp/pkp-lib prior to 3.3.0-16.

How severe is CVE-2023-5891?

CVE-2023-5891 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2023-5891?

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.

Are you affected by CVE-2023-5891?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST