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Fencer Vulns
medium 5.3

CVE-2026-113442 json

Cross-Site Scripting in extension "TYPO3 Fluid-Form by coding.ms" (fluid_form)

published 2026-10-20 20 d ago modified 2026-10-20 19 d ago also EUVD-2026-104868

cvss
5.3
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

Values entered by visitors were placed into the HTML summary email without being escaped. An unauthenticated attacker could use this to inject HTML into an email that is shown to the recipient.

Patch / fix

  • TYPO3 Extension "TYPO3 Fluid-Form by coding.ms" 5.0.10, 6.0.6

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20 d ago

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CNA 4.0 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • TYPO3 Extension "TYPO3 Fluid-Form by coding.ms"

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.