What is CVE-2022-26173?

CVE-2022-26173 is a high-severity vulnerability in Jforum, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-06-16.

How severe is CVE-2022-26173?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in Jforum

CVE-2022-26173

JForum v2.8.0 was discovered to contain a Cross-Site Request Forgery (CSRF) via http://target_host:port/jforum-2.8.0/jforum.page, which allows attackers to arbitrarily add admin accounts.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2022-06-16 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.0th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Jforum — versions 2.8.0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
jforum.net/ (Product)
sourceforge.net/p/jforum2/wiki2/NewFeatures281/ (Third Party Advisory)
community.jforum.net/posts/list/248.page (Mailing List, Release Notes, Vendor Advisory)
github.com/WULINPIN/CVE/blob/main/JForum/poc.html (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-26173?: CVE-2022-26173 is a high-severity vulnerability in Jforum, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-06-16.
How severe is CVE-2022-26173?: High severity. CVSS v3 base score is 8.8 out of 10.