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Fencer Intel
medium 5.4

CVE-2020-29233 json

WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Page description component.

published 5y ago modified 4mo ago also EUVD-2020-21612

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
1
Exploit-DB

Summary

WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Page description component. This vulnerability can allow an attacker to inject the XSS payload in the Page description and each time any user will visits the website, the XSS triggers and attacker can steal the cookie according to the crafted payload.

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Timeline

  1. First public exploit (EDB-49085)
  2. Published

Exploit prediction

1.29% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-49085 WonderCMS 3.1.3 - 'content' Persistent Cross-Site Scripting webapps, 2020-11-20

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/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 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.