SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-4341

Multiple cross-site scripting (XSS) vulnerabilities in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 allow remote attackers to inject arbitrary web script or HTML via a crafted blog link within an RSS feed.

EXPLOITMEDIUM 4.3EPSS 21.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 21.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Multiple cross-site scripting (XSS) vulnerabilities in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 allow remote attackers to inject arbitrary web script or HTML via a crafted blog link within an RSS feed.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
21.86% probability · 98th percentile
Public exploits
1 in Exploit-DB · first 9 September 2013
CISA KEV
Not listed
Weakness
CWE-79
Affected
moodle/moodle
Source
secalert@redhat.com
EPSS trend
0%13%25%4 November 2026: 21.86%4 November 20264 November 2026

EPSS 21.9% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-28174source ↗Moodle 2.3.8/2.4.5 - Multiple Vulnerabilitiesphp · Ciaran McNallywebapps9 September 2013no

References

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