CVE-2004-0520
Cross-site scripting (XSS) vulnerability in mime.php for SquirrelMail before 1.4.3 allows remote attackers to insert arbitrary HTML and…
- 6.8MediumCVSS base score
- 7.1%Exploitation in 30 daysEPSS · top 5.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Cross-site scripting (XSS) vulnerability in mime.php for SquirrelMail before 1.4.3 allows remote attackers to insert arbitrary HTML and script via the content-type mail header, as demonstrated using read_body.php.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- SquirrelMail 1.x - Email Header HTML Injection (Exploit-DB entry) (opens in a new tab)
EDB-ID 24160remote, linuxpublished 31 May 2004Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 20 years later
· 20 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 7.1% · top 5.7% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Affected products
n/a
- affected n/a
References
14
- http://www.rs-labs.com/adv/RS-Labs-Advisory-2004-1.txt (opens in a new tab)x_refsource_MISCx_transferred
- 12289 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:1012 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- oval:org.mitre.oval:def:10766 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- GLSA-200406-08 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 20040530 RS-2004-1: SquirrelMail "Content-Type" XSS vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- FEDORA-2004-160 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 11870 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- DSA-535 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2004:240 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- FEDORA-2004-1733 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 10439 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- CLA-2004:858 (opens in a new tab)vendor-advisoryx_refsource_CONECTIVAx_transferred
- [squirrelmail-cvs] 20040523 [SM-CVS] CVS: squirrelmail/functions mime.php,1.265.2.27,1.265.2.28 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2004-0519 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2004-0520)Record last updated .