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Medium severity6.1NVD Advisory· Published Jun 28, 2021· Updated Jun 17, 2026

CVE-2021-35303

CVE-2021-35303

Description

Cross Site Scripting (XSS) in Zammad 1.0.x up to 4.0.0 allows remote attackers to execute arbitrary web script or HTML via the User Avatar attribute.

AI Insight

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

Affected products

3

Zammad/Zammad2 versions
cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*range: >=1.0.0,<=4.0.0
- (no CPE)range: 1.0.x - 4.0.0
Zammad/Zammaddescription

Patches

Vulnerability mechanics

References

1

zammad.com/en/advisories/zaa-2021-06nvdVendor Advisory

News mentions

0

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