HOMEVULNERABILITIESCVE-2013-2023
MEDIUM

CVE-2013-2023

CWE-79Published: August 15, 2013· Updated: Jun 16, 2026

4.3
CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in actionscript/Jplayer.as in the Flash SWF component (jplayer.swf) in jPlayer before 2.3.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, possibly related to incomplete blacklists, a different vulnerability than CVE-2013-1942 and CVE-2013-2022.

NVD Source

Technical Analysis

CVE-2013-2023 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityP
AvailabilityNone
AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected Vendors & Products

happyworm1 product(s)
jplayer
Source: NVD CPE · 80 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (20)

Quick Facts

CVE IDCVE-2013-2023
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedAug 15, 2013

Related CVEs (CWE-79)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2013-2023 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.