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Fencer Vulns
medium 4.3

CVE-2008-6597 json

Cross-site scripting (XSS) vulnerability in upload/install/index.php in PHCDownload 1.1 allows remote attackers to inject arbitrary web scr…

published 2009-04-03 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-6560

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in upload/install/index.php in PHCDownload 1.1 allows remote attackers to inject arbitrary web script or HTML via the step parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Timeline

  1. First public exploit (EDB-31705)
  2. Published

Exploit prediction

1.18% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-31705 PHCDownload 1.1 - '/upload/install/index.php?step' Cross-Site Scripting webapps, 2008-04-24
  • downloads.securityfocus.com http://downloads.securityfocus.com/vulnerabilities/exploits/28922.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/28922 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.