CVE-2006-2903: Cross-site scripting (XSS) vulnerability in admin.php in Particle Links 1.2.2 allows remote attackers to injec

Routine

LOW 2.6DOWNGRADE

CVE-2006-2903 is a low-severity flaw (CVSS 2.6) affecting particle links. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in admin.php in Particle Links 1.2.2 allows remote attackers to inject arbitrary web script or HTML via the username parameter.

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	1.8% (top 21%)
CISA exploited list	No
Published	2006-06-08
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: particle soft

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

Am I affected?

Timeline

2006-06-08 16:06 UTCPublished CVE record published
2026-06-16 22:26 UTCUpdated Record last modified

particle soft particle links DOWNGRADE

Affected: 1.2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2.2

1. Check installed version

apt-cache policy particle-links || rpm -q particle-links || particle-links --version

2. No fixed release: DOWNGRADE to a release before 1.2.2 (Debian / Ubuntu)

apt-cache madison particle-links sudo apt install particle-links=<VERSION_BEFORE_1.2.2> sudo apt-mark hold particle-links

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

dnf --showduplicates list particle-links sudo dnf downgrade particle-links-<VERSION_BEFORE_1.2.2> sudo dnf versionlock add particle-links

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-2006-2903?

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

Is CVE-2006-2903 being exploited?

CVE-2006-2903 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-2006-2903 affect?

CVE-2006-2903 affects particle links. Severity is low (CVSS 2.6). Cross-site scripting (XSS) vulnerability in admin.php in Particle Links 1.2.2 allows remote attackers to inject arbitrary web script or HTML via the username parameter.

How urgent is CVE-2006-2903?

Priority 29/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-2905 MEDIUM 5.0 DOWNGRADE Partial Links 1.2.2 allows remote attackers to obtain sensitive information via a direct request to (1) page_f
CVE-2006-2904 HIGH 7.5 DOWNGRADE SQL injection vulnerability in index.php in Partial Links 1.2.2 allows remote attackers to execute arbitrary S
CVE-2006-2902 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in Particle Links 1.2.2 might allow remote attackers to access arbitrary fil

References

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