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Fencer Intel
medium 4.3

CVE-2012-1209 json

Fork CMS XSS via Highlight Parameter

published 2012-02-20 14 y ago modified 2026-06-16 4 mo ago also GHSA-v3fg-x8jw-m974 , EUVD-2022-5269

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in backend/core/engine/base.php in Fork CMS 3.2.4 and possibly other versions before 3.2.5 allows remote attackers to inject arbitrary web script or HTML via the highlight parameter.

Patch / fix

  • packagist forkcms/forkcms 3.2.5

Exploit prediction

1.13% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/forkcms/forkcms/commit/df75e0797a6540c4d656969a2e7df7689603b2cf referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/forkcms/forkcms/commit/c8ec9c58a6b3c46cdd924532c1de99bcda6072ed 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:P/A:N

Affected packages

ecosystem package affected fixed in
packagist forkcms/forkcms
<3.2.5
3.2.5

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.