CVE-2013-4308: Cross-site scripting (XSS) vulnerability in pages/TalkpageHistoryView.php in the LiquidThreads (LQT) extension

Routine

MEDIUM 4.3DOWNGRADE

CVE-2013-4308 is a medium-severity flaw (CVSS 4.3) affecting liquidthreads. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in pages/TalkpageHistoryView.php in the LiquidThreads (LQT) extension 2.x and possibly 3.x for MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 allows remote attackers to inject arbitrary web script or HTML via a thread subject.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-79
Published	2013-09-12
Last modified	2026-06-16

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

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

Am I affected?

Timeline

2013-09-12 13:31 UTCPublished CVE record published
2026-06-16 23:57 UTCUpdated Record last modified

liquidthreads project liquidthreads DOWNGRADE

Affected: 2.0 alpha · 2.1 alpha

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison liquidthreads sudo apt install liquidthreads=<VERSION_BEFORE_2.0> sudo apt-mark hold liquidthreads

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list liquidthreads sudo dnf downgrade liquidthreads-<VERSION_BEFORE_2.0> sudo dnf versionlock add liquidthreads

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2013-4308?

liquidthreads: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-4308 being exploited?

CVE-2013-4308 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-2013-4308 affect?

CVE-2013-4308 affects liquidthreads. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in pages/TalkpageHistoryView.php in the LiquidThreads (LQT) extension 2.x and possibly 3.x for MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 allows remote attackers t

How urgent is CVE-2013-4308?

Priority 33/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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