What is CVE-2022-25091?

CVE-2022-25091 is a medium-severity vulnerability in Infopop Ultimate Bulletin Board, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2023-04-27.

How severe is CVE-2022-25091?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Infopop Ultimate Bulletin Board

CVE-2022-25091

Infopop Ultimate Bulletin Board up to v5.47a was discovered to allow all messages posted inside private forums to be disclosed by unauthenticated users via the quote reply feature.

Vulnerability class: Broken Access Control

Published 2023-04-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Infopop Ultimate Bulletin Board

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

marc.info/ (Mailing List)
vulners.com/securityvulns/SECURITYVULNS:DOC:954 (Mailing List)
web.archive.org/web/20030207100935/ (Not Applicable)
www.infopop.com/support/ubbclassic/version5.html (Broken Link)
web.archive.org/web/20030207100935/http://www.infopop.com/support/ubbclassic/ve… (Release Notes)

Frequently asked questions

What is CVE-2022-25091?: CVE-2022-25091 is a medium-severity vulnerability in Infopop Ultimate Bulletin Board, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2023-04-27.
How severe is CVE-2022-25091?: Medium severity. CVSS v3 base score is 5.3 out of 10.