CVE-2009-4086

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-11-29 · updated 2026-06-16
Weakness: CWE-20

Description

CRLF injection vulnerability in Xerver HTTP Server 4.31 and 4.32 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via certain byte sequences at the end of a URL. NOTE: some of these details are obtained from third party information.

Affected products

Javascript Xerver Http Server: 4.31, 4.32

References

http://packetstormsecurity.org/0911-exploits/xerver-split.txt
http://secunia.com/advisories/36681
http://www.securityfocus.com/bid/37064
https://exchange.xforce.ibmcloud.com/vulnerabilities/54356
http://packetstormsecurity.org/0911-exploits/xerver-split.txt
http://secunia.com/advisories/36681
http://www.securityfocus.com/bid/37064
https://exchange.xforce.ibmcloud.com/vulnerabilities/54356

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