CVE-2009-1279: Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5 through 1.5.9 allow remote attackers to inj

Routine

LOW 2.6DOWNGRADE

CVE-2009-1279 is a low-severity flaw (CVSS 2.6) 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 through 1.5.9 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors to the (1) com_admin component, (2) com_search component when "Gather Search Statistics" is enabled, and (3) the category view in the com_content component.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.6 (Low)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-79
Published	2009-04-09
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

2009-04-09 16:27 UTCPublished CVE record published
2026-06-16 23:06 UTCUpdated Record last modified

joomla joomla DOWNGRADE

Affected: 1.5 · 1.5.0 beta · 1.5.0 beta1 · 1.5.0 beta2 · 1.5.0 rc1 · 1.5.1 · 1.5.2 · 1.5.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.5 (Debian / Ubuntu)

apt-cache madison joomla sudo apt install joomla=<VERSION_BEFORE_1.5> sudo apt-mark hold joomla

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

dnf --showduplicates list joomla sudo dnf downgrade joomla-<VERSION_BEFORE_1.5> sudo dnf versionlock add joomla

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-2009-1279?

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

Is CVE-2009-1279 being exploited?

CVE-2009-1279 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-2009-1279 affect?

CVE-2009-1279 affects joomla. Severity is low (CVSS 2.6). Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5 through 1.5.9 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors to the (1) com_admin component, (2) com_search component when "Gather Sea

How urgent is CVE-2009-1279?

Priority 26/100. No elevated risk signals yet.

Software pages

Joomla vulnerabilities

Related CVEs

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CVE-2009-1939 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the JA_Purity template for Joomla! 1.5.x through 1.5.10 allows rem
CVE-2009-1938 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in Joomla! 1.5.x through 1.5.10 allows remote attackers to inject arb
CVE-2009-1280 MEDIUM 6.8 DOWNGRADE Multiple cross-site request forgery (CSRF) vulnerabilities in the com_media component for Joomla! 1.5.x throug
CVE-2008-6299 LOW 3.5 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated us

References

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