What is CVE-2024-25837?

CVE-2024-25837 is a medium-severity vulnerability in Octobercms October, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-08-16.

How severe is CVE-2024-25837?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Octobercms October

CVE-2024-25837

A stored cross-site scripting (XSS) vulnerability in October CMS Bloghub Plugin v1.3.8 and lower allows attackers to execute arbitrary web scripts or HTML via a crafted payload into the Comments section.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-08-16 · last modified 2026-06-17.

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: 0.002 (13.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Octobercms October

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.getastra.com/blog/vulnerability/stored-xss-vulnerability-in-bloghub-plugin/ (Third Party Advisory)
github.com/RatMD/bloghub-plugin/blob/master/CHANGELOG.md (Release Notes)

Frequently asked questions

What is CVE-2024-25837?: CVE-2024-25837 is a medium-severity vulnerability in Octobercms October, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-08-16.
How severe is CVE-2024-25837?: Medium severity. CVSS v3 base score is 5.4 out of 10.