Is CVE-2013-5587 in the CISA KEV catalog?

No. CVE-2013-5587 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-5587?

CVE-2013-5587 has a CVSS v2 base score of 2.6 (LOW).

What is the EPSS score for CVE-2013-5587?

CVE-2013-5587 has an EPSS score of 1.98% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-5587?

Upgrade request-tracker4 on debian 11 to 4.0.12-2 or later.

CVE & CISA-KEV Catalog

CVE-2013-5587

LOWEPSS 78th pctl

2.6

CVSS v2

NVD

Description

Cross-site scripting (XSS) vulnerability in Request Tracker (RT) 4.x before 4.0.13, when MakeClicky is configured, allows remote attackers to inject arbitrary web script or HTML via a URL in a ticket. NOTE: this issue has been SPLIT from CVE-2013-3371 due to different affected versions.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

request-tracker4Debian

Fixed in:4.0.12-2CVE-2013-5587

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.98%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Patch3

Vendor Advisory1

secunia.com

Other references2

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.