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Fencer Vulns
medium 4.8

CVE-2020-29477 json

Invision Community 4.5.4 is affected by cross-site scripting (XSS) in the Field Name field.

published 2020-12-30 5 y ago modified 2026-07-09 4 mo ago also EUVD-2020-21845

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
1
Exploit-DB

Summary

Invision Community 4.5.4 is affected by cross-site scripting (XSS) in the Field Name field. This vulnerability can allow an attacker to inject the XSS payload in Field Name and each time any user will open that, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.

Timeline

  1. First public exploit (EDB-49188)
  2. Published

Exploit prediction

1.10% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-49188 Invision Community 4.5.4 - 'Field Name' Stored Cross-Site Scripting webapps, 2020-12-03

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

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.