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Fencer Vulns
medium 6.5

CVE-2006-6786 json

Open Newsletter 2.5 and earlier allows remote authenticated administrators to execute arbitrary PHP code by inserting the code into the ema…

published 2006-12-28 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6769

cvss
6.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
1
Exploit-DB

Summary

Open Newsletter 2.5 and earlier allows remote authenticated administrators to execute arbitrary PHP code by inserting the code into the email parameter to (1) subscribe.php or (2) unsubscribe.php.

Timeline

  1. First public exploit (EDB-2981)
  2. Published

Exploit prediction

1.88% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-2981 open NewsLetter 2.5 - Multiple Vulnerabilities (2) webapps, 2006-12-23
  • securityfocus.com http://www.securityfocus.com/bid/21775 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

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.