CVE-2004-1315

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 72.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2004-11-12 · updated 2026-06-16

Description

viewtopic.php in phpBB 2.x before 2.0.11 improperly URL decodes the highlight parameter when extracting words and phrases to highlight, which allows remote attackers to execute arbitrary PHP code by double-encoding the highlight value so that special characters are inserted into the result, which is then processed by PHP exec, as exploited by the Santy.A worm.

Affected products

Phpbb Group Phpbb: 1.0.0, 1.0.1, 1.2.0, 1.2.1, 1.4.0, 1.4.1 (+22)

References

http://marc.info/?l=bugtraq&m=110029415208724&w=2
http://marc.info/?l=bugtraq&m=110365752909029&w=2
http://marc.info/?t=110079440800004&r=1&w=2
http://secunia.com/advisories/13239/
http://www.kb.cert.org/vuls/id/497400
http://www.phpbb.com/phpBB/viewtopic.php?t=240513
http://www.securityfocus.com/archive/1/385208
http://www.securityfocus.com/bid/10701
http://www.us-cert.gov/cas/techalerts/TA04-356A.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/18052
https://security.gentoo.org/glsa/200411-32
http://marc.info/?l=bugtraq&m=110029415208724&w=2

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