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Fencer Vulns
high 7.5

CVE-2008-6743 json

RSMScript 1.21 allows remote attackers to bypass authentication and gain administrative privileges by setting the verified cookie to an arb…

published 2009-04-22 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-6703

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
1
Exploit-DB

Summary

RSMScript 1.21 allows remote attackers to bypass authentication and gain administrative privileges by setting the verified cookie to an arbitrary value and performing a direct request to (1) delete.php, (2) edit-submit.php, (3) edit.php, (4) submit.php, and (5) update.php, which bypasses the security check that is performed by verify.php.

Timeline

  1. First public exploit (EDB-7497)
  2. Published

Exploit prediction

2.59% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-7497 RSMScript 1.21 - Cross-Site Scripting / Insecure Cookie Handling webapps, 2008-12-17
  • osvdb.org http://osvdb.org/50802 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/32886 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

Classification

Weakness

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.