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Fencer Vulns
medium 4.3

CVE-2009-2893 json

Multiple cross-site scripting (XSS) vulnerabilities in index.php in XZero Community Classifieds 4.97.8 allow remote attackers to inject arb…

published 2009-08-20 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2883

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
1
Exploit-DB

Summary

Multiple cross-site scripting (XSS) vulnerabilities in index.php in XZero Community Classifieds 4.97.8 allow remote attackers to inject arbitrary web script or HTML via (1) the postevent parameter in a post action or (2) the _xzcal_y parameter.

Timeline

  1. First public exploit (EDB-33110)
  2. Published

Exploit prediction

1.64% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-33110 XZeroScripts XZero Community Classifieds 4.97.8 - Multiple Cross-Site Scripting Vulnerabilities webapps, 2009-06-24
  • securityfocus.com http://www.securityfocus.com/bid/35809 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.org http://packetstormsecurity.org/0907-exploits/xzero-xss.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.