SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-6009

CRLF injection vulnerability in Open-Xchange AppSuite before 7.2.2, when using AJP in certain conditions, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via the ajax/defer servlet.

MEDIUM 4.3EPSS 0.96%

Does this matter?

Lower severity and a low EPSS score (0.96%). Track it; it rarely justifies an emergency change on its own.

Description

CRLF injection vulnerability in Open-Xchange AppSuite before 7.2.2, when using AJP in certain conditions, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via the ajax/defer servlet.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
0.96% probability · 61th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-94
Affected
open-xchange/open-xchange appsuite
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.96%26 October 202626 October 2026

EPSS 1.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.