Medium severity5.4NVD Advisory· Published Oct 4, 2021· Updated Jun 17, 2026

CVE-2020-21434

Description

Maccms 10 contains a cross-site scripting (XSS) vulnerability in the Editing function under the Member module. This vulnerability is exploited via a crafted payload in the nickname text field.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Maccms/Maccmsdescription
Maccms/Maccmsllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:maccms:maccms:10.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

github.com/Ksharp12138/maccms_userinfo_xss/blob/master/maccms_xss.mdnvdExploitThird Party Advisory

News mentions

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cvss	0.351
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000