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Fencer Vulns
high 7.5

CVE-2002-0734 json

b2edit.showposts.php in B2 2.0.6pre2 and earlier does not properly load the b2config.php file in some configurations, which allows remote a…

published 2002-08-12 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0726

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.0%
EPSS 7.0% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

b2edit.showposts.php in B2 2.0.6pre2 and earlier does not properly load the b2config.php file in some configurations, which allows remote attackers to execute arbitrary PHP code via a URL that sets the $b2inc variable to point to a malicious program stored on a remote server.

Patch / fix

Timeline

  1. First public exploit (EDB-21436)
  2. Published

Exploit prediction

7.01% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-21436 B2 0.6 - 'b2edit.showposts.php?b2inc' Remote File Inclusion webapps, 2002-05-06
  • securityfocus.com http://www.securityfocus.com/bid/4673 referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2002-05/0027.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/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.