CVE-2013-2023: Cross-site scripting (XSS) vulnerability in actionscript/Jplayer.as in the Flash SWF component (jplayer.swf) i

Q: How do I fix CVE-2013-2023?

jplayer: upgrade to newer than 2.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2013-2023 being exploited?

CVE-2013-2023 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2013-2023 affect?

CVE-2013-2023 affects jplayer. Severity is medium (CVSS 4.3). 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

Q: How urgent is CVE-2013-2023?

Priority 37/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2013-2023 is a medium-severity flaw (CVSS 4.3) affecting jplayer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Weakness	CWE-79
Published	2013-08-15
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: happyworm

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2013-08-15 17:55 UTCPublished CVE record published
2026-06-16 23:52 UTCUpdated Record last modified

happyworm jplayer UPGRADE

Affected: <= 2.3.0 · 0.2.1 beta · 0.2.2 beta · 0.2.3 beta · 0.2.4 beta · 0.2.5 beta · 1.0.0 · 1.1.0

Fixed in: newer than 2.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy jplayer || rpm -q jplayer || jplayer --version

2. UPGRADE to newer than 2.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade jplayer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade jplayer

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2013-2023?

jplayer: upgrade to newer than 2.3.0. Exact commands for each OS are on this page.

Is CVE-2013-2023 being exploited?

CVE-2013-2023 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2013-2023 affect?

CVE-2013-2023 affects jplayer. Severity is medium (CVSS 4.3). 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

How urgent is CVE-2013-2023?

Priority 37/100. No elevated risk signals yet.

Related CVEs

CVE-2013-2022 MEDIUM 4.3 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in actionscript/Jplayer.as in the Flash SWF component (jpl
CVE-2013-1942 MEDIUM 4.3 UPGRADE UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in actionscript/Jplayer.as in the Flash SWF component (jpl

References

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