CVE-2004-2054

CVE-2004-2054 is a medium-severity vulnerability in Phpbb Group Phpbb with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

CRLF injection vulnerability in PhpBB 2.0.4 and 2.0.9 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via (1) the mode parameter to privmsg.php or (2) the redirect parameter to login.php.

Frequently asked questions

What is CVE-2004-2054?
CRLF injection vulnerability in PhpBB 2.0.4 and 2.0.9 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via (1) the mode parameter to privmsg.php or (2) the redirect parameter to login.php.
How severe is CVE-2004-2054?
CVE-2004-2054 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-2054 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2054?
CVE-2004-2054 primarily affects Phpbb Group Phpbb. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2054?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-2054 published?
CVE-2004-2054 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (19)

More vulnerabilities in Phpbb Group Phpbb

All CVEs affecting Phpbb Group Phpbb →