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Fencer Vulns
medium 4.7

CVE-2022-41679 json

Cross-site scripting in Forma LMS version

published 2022-10-31 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-44864

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

Forma LMS version 3.1.0 and earlier are affected by an Cross-Site scripting vulnerability, that could allow a remote attacker to inject javascript code on the “back_url” parameter in appLms/index.php?modname=faq&op=play function. The exploitation of this vulnerability could allow an attacker to steal the user´s cookies in order to log in to the application.

Patch / fix

  • formalms formalms 3.2.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.7 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Forma Forma LMS

Classification

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

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.