Critical severity9.8NVD Advisory· Published May 24, 2022· Updated Jun 17, 2026

CVE-2021-45915

Description

In LuxSoft LuxCal Web Calendar before 5.2.0, an unauthenticated attacker can manipulate a cookie value. This allows the attacker's session to be authenticated as any registered LuxCal user, including the site administrator.

AI Insight

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

Affected products

Luxsoft/The Luxcal Web Calendarcpe-rescue
Luxsoft/Luxcalllm-fuzzy
Range: <5.2.0

Patches

Vulnerability mechanics

References

h1pmnh.github.io/post/cve-luxcal-2021/nvdThird Party Advisory
twitter.com/h1pmnhnvdThird Party Advisory
www.luxsoft.eu/index.phpnvdProductRelease NotesVendor Advisory

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
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ransomware	0.000