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Chat poll data can still be queried from API after purging history of a chat converstion

Low
nickvergessen published GHSA-c9hr-cq65-9mjw Apr 17, 2023

Package

Talk (Nextcloud)

Affected versions

>= 15.0.0

Patched versions

15.0.5

Description

Impact

A user that was added later to a conversation can use this information to get access to data that was deleted before they were added to the conversation.

Patches

It is recommended that the Nextcloud Talk is upgraded to 15.0.5

Workarounds

  • No workaround available

References

For more information

If you have any questions or comments about this advisory:

Severity

Low
3.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

CVE ID

CVE-2023-30540

Weaknesses

Credits