CVE-2021-32676

Session Fixation in Nextcloud Talk

MEDIUM
6.5
CVSS Score
Published: June 16, 2021 at 12:05 AM UTC
Updated: June 17, 2026 at 03:53 AM UTC
1 product affected across 1 vendorTalk

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Severity
MEDIUM6.5
Exploit prediction
EPSS 1.0%

Description

Nextcloud Talk is a fully on-premises audio/video and chat communication service. Password protected shared chats in Talk before version 9.0.10, 10.0.8 and 11.2.2 did not rotate the session cookie after a successful authentication event. It is recommended that the Nextcloud Talk App is upgraded to 9.0.10, 10.0.8 or 11.2.2. No workarounds for this vulnerability are known to exist.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Talk· Nextcloudnextcloud-app
95%
v < 9.0.1010.0.0 ≤ v < 10.0.811.2.0 ≤ v < 11.2.2
Affected range stops below 10.0.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.2.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.0.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

CVSS

6.5MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-384

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