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Fencer Vulns
medium 5.0

CVE-2004-1620 json

CRLF injection vulnerability in Serendipity before 0.7rc1 allows remote attackers to perform HTTP Response Splitting attacks to modify expe…

published 2004-10-21 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-1614

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.1%
EPSS 8.1% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

CRLF injection vulnerability in Serendipity before 0.7rc1 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the url parameter in (1) index.php and (2) exit.php, or (3) the HTTP Referer field in comment.php.

Patch / fix

Timeline

  1. First public exploit (EDB-24697)
  2. Published

Exploit prediction

8.14% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-24697 S9Y Serendipity 0.x - 'exit.php' HTTP Response Splitting webapps, 2004-10-21
  • s9y.org http://www.s9y.org/5.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/11497 referenced PoC, tagged "exploit" by a source, unverified
  • secunia.com http://secunia.com/advisories/12909/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.