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Fencer Intel
medium 4.3

CVE-2012-2403 json

wp-includes/formatting.php in WordPress before 3.3.2 attempts to enable clickable links inside attributes, which makes it easier for remote…

published 2012-04-21 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-2390

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

wp-includes/formatting.php in WordPress before 3.3.2 attempts to enable clickable links inside attributes, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via unspecified vectors.

Patch / fix

  • wordpress Debian 14, Debian 13, Debian 12 3.3.2+dfsg-1

debian advisories DEBIAN-CVE-2012-2403

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-2403 updated cvss 4.3

v3.3.2): XSS when making URLs clickable

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.86% chance of exploitation in the next 30 days, higher than 86% 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
Technology feeds

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.