XSS in Chyrp

CVE-2024-58285

Chyrp 2.5.2 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts into post titles. Attackers can craft payloads in the title field that will execute when the post is viewed by other users, potentially stealing session cookies or performing client-side attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-58285: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-58285?
CVE-2024-58285 is a medium-severity vulnerability in Chyrp, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-10.
How severe is CVE-2024-58285?
Medium severity. CVSS v3 base score is 5.4 out of 10.