Description
SquirrelMail 1.2.7 and earlier allows remote attackers to determine the absolute pathname of the options.php script via a malformed optpage file argument, which generates an error message when the file cannot be included in the script.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.0 | squirrelmail | 1.2.6-1.1 | DSA-191 |
Advisories 1
- DSA-191 squirrelmail - cross site scripting Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-191 vendor-advisory
- 20020919 Squirrel Mail 1.2.7 XSS Exploit mailing-list
- RHSA-2002:204 vendor-advisory
- squirrelmail-options-path-disclosure(10345) vdb-entry
- 5949 vdb-entry