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4.9
CVSSv2

CVE-2021-42564

Published: 30/11/2021 Updated: 01/12/2021
CVSS v2 Base Score: 4.9 | Impact Score: 4.9 | Exploitability Score: 6.8
CVSS v3 Base Score: 5.4 | Impact Score: 2.7 | Exploitability Score: 2.3
VMScore: 436
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:N
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Vulnerability Summary

An open redirect through HTML injection in confidential messages in Cryptshare prior to 5.1.0 allows remote attackers (with permission to provide confidential messages via Cryptshare) to redirect targeted victims to any URL via the '<meta http-equiv="refresh"' substring in the editor parameter.

Vulnerability Trend

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cryptshare cryptshare server

References

CWE-601https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-057.txthttps://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
encryptionCVE-2024-4331CVE-2024-26925arbitrary codeCVE-2006-4304CVE-2024-25458CVE-2024-27077reflected XSSCVE-2024-4059
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