XSS in Nendeb Fudousan Plugin
CVE-2021-20749
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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.010 (59.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Nendeb Fudousan_plugin
- Nendeb Fudousan_plugin_pro_multi-user
- Nendeb Fudousan_plugin_pro_single-user
- Nendeb 'Fudousan Plugin' Series — versions 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
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vultures@jpcert.or.jp (Product, Third Party Advisory, x_refsource_MISC)
- vultures@jpcert.or.jp (Patch, Third Party Advisory, x_refsource_MISC)
- vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20749?
- CVE-2021-20749 is a medium-severity vulnerability in Nendeb Fudousan Plugin, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-06-28.
- How severe is CVE-2021-20749?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-20749 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.