CVE-2009-0525: Cross-site scripting (XSS) vulnerability in the sajax_get_common_js function in php/Sajax.php in Sajax 0.12 al

Routine

MEDIUM 4.3DOWNGRADE

CVE-2009-0525 is a medium-severity flaw (CVSS 4.3) affecting sajax. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in the sajax_get_common_js function in php/Sajax.php in Sajax 0.12 allows remote attackers to inject arbitrary web script or HTML via the URL parameter, which is not properly handled when using browsers that do not URL-encode requests, such as Internet Explorer 6. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

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	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-79
Published	2009-02-11
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: modernmethod

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

Am I affected?

Timeline

2009-02-11 20:30 UTCPublished CVE record published
2026-06-16 23:05 UTCUpdated Record last modified

modernmethod sajax DOWNGRADE

Affected: 0.12

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.12

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.12 (Debian / Ubuntu)

apt-cache madison sajax sudo apt install sajax=<VERSION_BEFORE_0.12> sudo apt-mark hold sajax

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

dnf --showduplicates list sajax sudo dnf downgrade sajax-<VERSION_BEFORE_0.12> sudo dnf versionlock add sajax

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-2009-0525?

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

Is CVE-2009-0525 being exploited?

CVE-2009-0525 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-2009-0525 affect?

CVE-2009-0525 affects sajax. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in the sajax_get_common_js function in php/Sajax.php in Sajax 0.12 allows remote attackers to inject arbitrary web script or HTML via the URL parameter, which is not properly handled when using brows

How urgent is CVE-2009-0525?

Priority 30/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities · Internet Explorer vulnerabilities

References

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