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Fencer Intel
medium 6.8

CVE-2009-4834 json

lib.php in Zeroboard 4.1 pl7 allows remote attackers to execute arbitrary PHP code via a crafted parameter name, possibly related to now_co…

published 16y ago modified 4mo ago also EUVD-2009-4797

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
1
Exploit-DB

Summary

lib.php in Zeroboard 4.1 pl7 allows remote attackers to execute arbitrary PHP code via a crafted parameter name, possibly related to now_connect.php.

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Timeline

  1. First public exploit (EDB-9590)
  2. Published

Exploit prediction

4.02% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-9590 ZeroBoard 4.1 pl7 - 'now_connect()' Remote Code Execution webapps, 2009-09-04
  • securityfocus.com http://www.securityfocus.com/bid/36284 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Intel 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.