CVE-2009-3539

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

Multiple cross-site scripting (XSS) vulnerabilities in YourFreeWorld Ultra Classifieds Pro allow remote attackers to inject arbitrary web script or HTML via the (1) cname parameter to subclass.php and the (2) sn parameter to listads.php.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 71.9%
KEV: Not listed

Published

October 2, 2009

Last Modified

April 23, 2026

References (6)

cve@mitrehttp://packetstormsecurity.org/0907-exploits/ultraclassifieds-xss.txt
cve@mitrehttp://secunia.com/advisories/35857
cve@mitrehttp://www.vupen.com/english/advisories/2009/1965
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.org/0907-exploits/ultraclassifieds-xss.txt
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35857
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/1965

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-79Cross-site Scripting (XSS)

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:44 UTCepss_batch
2026-06-05 22:44 UTCepss_batch
2026-06-05 06:07 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-30 15:00 UTCEG score recompute
2026-05-30 15:00 UTCGHSA enrichment
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch

Publicly available exploits

(2 references)

Working exploit code is in the public domain (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-34744✓ verified
First seen Jul 20, 2009
YourFreeWorld Ultra Classifieds - 'listads.php' Multiple Cross-Site Scripting Vulnerabilities
Open source ↗
Exploit-DBEDB-34745✓ verified
First seen Jul 20, 2009
YourFreeWorld Ultra Classifieds - 'subclass.php?cname' Cross-Site Scripting
Open source ↗

Frequently asked(4)

What is CVE-2009-3539?

CVE-2009-3539 is a none vulnerability published on October 2, 2009. Multiple cross-site scripting (XSS) vulnerabilities in YourFreeWorld Ultra Classifieds Pro allow remote attackers to inject arbitrary web script or HTML via the (1) cname parameter to subclass.php and the (2) sn parameter to listads.php.

When was CVE-2009-3539 disclosed?

CVE-2009-3539 was first published in the National Vulnerability Database on October 2, 2009, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2009-3539 actively exploited?

CVE-2009-3539 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2009-3539?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-3539, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2009-3539

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2009-3539?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(4)

Related CVEs(same CWE)