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CVE-2021-25980

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CVE-2021-25980

Published: Nov 11, 2021

Modified: Apr 30, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

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.

VendorProductVersions

debiki

talkyard

affected
v0.04.01 - < v0*
affected
v0.2020.22-WIP-b2e97fe0e - < v0.2020*
affected
v0.2021 - <= v0.2021.02-WIP-879ef3fe1
affected
tyse-v0.2021.02-879ef3fe1-regular - < tyse-v0.2021*

Weaknesses (CWE)

CWE-74

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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