CVE-2023-30540

low-risk
Published 2023-04-17

Nextcloud Talk is a chat, video & audio call extension for Nextcloud. In affected versions 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. This issue has been patched in version 15.0.5 and it is recommended that users upgrad to 15.0.5. There are no known workarounds for this issue.

Do I need to act?

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0.80% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.5/10 Low
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Nextcloud

References (6)

Vendor Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c9hr-c...
Patch https://github.com/nextcloud/spreed/pull/8985
Permissions Required https://hackerone.com/reports/1894676
Vendor Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c9hr-c...
Patch https://github.com/nextcloud/spreed/pull/8985
Permissions Required https://hackerone.com/reports/1894676
24
/ 100
low-risk
Severity 16/34 · Moderate
Exploitability 3/34 · Minimal
Exposure 5/34 · Minimal