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Fencer Intel
medium 4.3

CVE-2012-5384 json

Multiple cross-site scripting (XSS) vulnerabilities in Craig Knudsen WebCalendar allow remote attackers to inject arbitrary web script or H…

published 2012-10-11 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5303

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Multiple cross-site scripting (XSS) vulnerabilities in Craig Knudsen WebCalendar allow remote attackers to inject arbitrary web script or HTML via the (1) $name or (2) $description variables in edit_entry_handler.php, or (3) $url, (4) $tempfullname, or (5) $ext_users[] variables in view_entry.php, different vectors than CVE-2012-0846.

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.