CVEvulnerability

CVE-2021-25980

8.8 HIGH Published 2021-11-11 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-11-11
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-74

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.

Affected configurations

• talkyard talkyard (>= 0.04.01 <= 0.6.74-wip-63220cb) • talkyard talkyard (>= 0.2020.22-wip-b2e97fe0e <= 0.2021.02-wip-879ef3fe1) • talkyard talkyard (>= tyse-v0.2021.02-879ef3fe1-regular <= tyse-v0.2021.28-af66b6905-regular)

Related

Weakness · CWE (1)

  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component weakness

References