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Fencer Vulns
medium 5.0

CVE-2002-2314 json

Mozilla 1.0 allows remote attackers to steal cookies from other domains via a javascript: URL with a leading "//" and ending in a newline,…

published 2002-12-31 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-2292

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.5%
EPSS 8.5% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Mozilla 1.0 allows remote attackers to steal cookies from other domains via a javascript: URL with a leading "//" and ending in a newline, which causes the host/path check to fail.

Patch / fix

Timeline

  1. First public exploit (EDB-21638)
  2. Published

Exploit prediction

8.54% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-21638 Mozilla 0.9.x/1.0 - JavaScript URL Host Spoofing Arbitrary Cookie Access remote, 2002-07-24
  • iss.net http://www.iss.net/security_center/static/9656.php referenced PoC, tagged "exploit" by a source, unverified
  • bugzilla.mozilla.org http://bugzilla.mozilla.org/show_bug.cgi?id=152725 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/bugtraq/2002/Jul/0260.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation

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.