CVE-2021-25980
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.3% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.3% · EPSS, next 30 days
- Weakness
- CWE-74
- Record status
- Modified
Affected
- Talkyard ≤ 0.6.74-wip-63220cb
- Talkyard ≤ 0.2021.02-wip-879ef3fe1
- Talkyard ≤ tyse-v0.2021.28-af66b6905-regular
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-25980.md and follow it. Check whether this project is affected by CVE-2021-25980. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
- https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
References
- https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25980
- https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25980