CVE-2021-42564

Medium

Description

An open redirect through HTML injection in confidential messages in Cryptshare before 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.

SeverityMedium
CVSS5.4
Exploit probability—
ProductCryptshare Server
PublishedNov 30, 2021
First seenNov 30, 2021

How to fix

Update
  • cryptshare cryptshare_server5.1.0 or later

Affected products

ProductAffected versionsFixed in
cryptshare cryptshare_serverv < 5.1.05.1.0

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CVE-2021-42564 · Cryptshare Server · Dark Radar