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Fencer Vulns
critical 9.8

CVE-2007-0681 json

profile.php in ExtCalendar 2 and earlier allows remote attackers to change the passwords of arbitrary users without providing the original…

published 2007-02-03 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-0678

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.4%
EPSS 5.4% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

profile.php in ExtCalendar 2 and earlier allows remote attackers to change the passwords of arbitrary users without providing the original password, and possibly perform other unauthorized actions, via modified values to register.php.

Timeline

  1. First public exploit (EDB-3239)
  2. Published

Exploit prediction

5.40% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-3239 Extcalendar 2 - 'profile.php' Remote User Pass Change webapps, 2007-01-31

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials

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.