CVE-2022-24887

moderate-risk
Published 2022-04-27

Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed in versions 11.3.4, 12.2.2, and 13.0.0. There are currently no known workarounds.

Do I need to act?

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0.23% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

Nextcloud

References (6)

Third Party Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-j45w-7...
Patch https://github.com/nextcloud/spreed/pull/6410
Exploit https://hackerone.com/reports/1358977
Third Party Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-j45w-7...
Patch https://github.com/nextcloud/spreed/pull/6410
Exploit https://hackerone.com/reports/1358977
31
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 12/34 · Low