What is CVE-2002-1131?

CVE-2002-1131 is a vulnerability in Squirrelmail. Published 2002-10-04.

Is CVE-2002-1131 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Squirrelmail

CVE-2002-1131

Cross-site scripting vulnerabilities in SquirrelMail 1.2.7 and earlier allows remote attackers to execute script as other web users via (1) addressbook.php, (2) options.php, (3) search.php, or (4) help.php.

Published 2002-10-04 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.258 (97.9th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.256 · newest: 0.258 · change: +0.002

Affected products

Squirrelmail

Public proof-of-concept exploits

References

www.iss.net/security_center/static/10145.php (vdb-entry, Vendor Advisory)
www.debian.org/security/2002/dsa-191 (vendor-advisory)
www.securityfocus.com/bid/5763 (Exploit, Patch, vdb-entry, Vendor Advisory)
archives.neohapsis.com/archives/bugtraq/2002-09/0246.html (Vendor Advisory, mailing-list, Exploit)
sourceforge.net/project/shownotes.php
www.redhat.com/support/errata/RHSA-2002-204.html (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2002-1131?: CVE-2002-1131 is a vulnerability in Squirrelmail. Published 2002-10-04.
Is CVE-2002-1131 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.