ShadowTrackr

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CVE-2020-21434

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.
5.4
CVSS
0.4
ShadowTrackr
NO
CISA KEV
-
NCSC.nl
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesLow
User InteractionActive
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityLow
IntegrityLow
AvailabilityNone
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusUnavailable

Change Log
DateSourceChangesScore
2026-07-21nvdAV: P→N, AC: H→L, PR: H→L, VC: N→L, VI: N→L0.0 → 0.4
2026-07-21cve.orginitial, patch: Unavailable0.0

Affected Software
VendorProductVersion
maccmsmaccms10.0
Published: 2021-10-04