CVE-2008-6299: Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated us

Q: How do I fix CVE-2008-6299?

joomla: upgrade to newer than 1.5.7. Exact commands for each OS are on this page.

Q: Is CVE-2008-6299 being exploited?

CVE-2008-6299 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-2008-6299 affect?

CVE-2008-6299 affects joomla. Severity is low (CVSS 3.5). Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated users with certain privileges to inject arbitrary web script or HTML via (1) the title and description parameters to the com_weblink

Q: How urgent is CVE-2008-6299?

Priority 28/100. No elevated risk signals yet.

Routine

LOW 3.5UPGRADE

CVE-2008-6299 is a low-severity flaw (CVSS 3.5) affecting joomla. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated users with certain privileges to inject arbitrary web script or HTML via (1) the title and description parameters to the com_weblinks module and (2) unspecified vectors in the com_content module related to "article submission."

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-79
Published	2009-02-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: joomla

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

Am I affected?

Timeline

2009-02-26 16:17 UTCPublished CVE record published
2026-06-16 23:01 UTCUpdated Record last modified

joomla joomla UPGRADE

Affected: <= 1.5.7 · 1.0 · 1.0.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.4 · 1.0.5

Fixed in: newer than 1.5.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.5.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade joomla

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-2008-6299?

joomla: upgrade to newer than 1.5.7. Exact commands for each OS are on this page.

Is CVE-2008-6299 being exploited?

CVE-2008-6299 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-2008-6299 affect?

CVE-2008-6299 affects joomla. Severity is low (CVSS 3.5). Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated users with certain privileges to inject arbitrary web script or HTML via (1) the title and description parameters to the com_weblink

How urgent is CVE-2008-6299?

Priority 28/100. No elevated risk signals yet.

Software pages

Joomla vulnerabilities

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References

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