CVE-2021-20749

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-28 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-site scripting vulnerability in Fudousan plugin ver5.7.0 and earlier, Fudousan Plugin Pro Single-User Type ver5.7.0 and earlier, and Fudousan Plugin Pro Multi-User Type ver5.7.0 and earlier allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.

Affected products

nendeb Fudousan Plugin: through 5.7.0
nendeb Fudousan Plugin Pro Multi-User: through 5.7.0
nendeb Fudousan Plugin Pro Single-User: through 5.7.0

References

https://jvn.jp/en/jp/JVN93799513/index.html
https://nendeb.jp/fudou
https://www.nendeb-biz.jp/2021-0617-1200/
https://jvn.jp/en/jp/JVN93799513/index.html
https://nendeb.jp/fudou
https://www.nendeb-biz.jp/2021-0617-1200/

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