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Fencer Vulns
medium 4.3

CVE-2003-1419 json

Netscape 7.0 allows remote attackers to cause a denial of service (crash) via a web page with an invalid regular expression argument to the…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1409

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 82%
public exploits
1
Exploit-DB

Summary

Netscape 7.0 allows remote attackers to cause a denial of service (crash) via a web page with an invalid regular expression argument to the JavaScript reformatDate function.

Timeline

  1. First public exploit (EDB-22287)
  2. Published

Exploit prediction

2.15% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22287 Netscape 7.0 - JavaScript Regular Expression Denial of Service dos, 2003-02-25
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2003-02/0338.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/6959 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

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.