High severity8.8NVD Advisory· Published Nov 11, 2021· Updated Jun 17, 2026
CVE-2021-25980
CVE-2021-25980
Description
In Talkyard, versions v0.04.01 through v0.6.74-WIP-63220cb, v0.2020.22-WIP-b2e97fe0e through v0.2021.02-WIP-879ef3fe1 and tyse-v0.2021.02-879ef3fe1-regular through tyse-v0.2021.28-af66b6905-regular, are vulnerable to Host Header Injection. By luring a victim application-user to click on a link, an unauthenticated attacker can use the “forgot password” functionality to reset the victim’s password and successfully take over their account.
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Affected products
2Patches
Vulnerability mechanics
References
2- github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289nvdPatchThird Party Advisory
- www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25980nvdThird Party Advisory
News mentions
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