CVE-2020-8180
CRITICAL
9.9
CVSS Score
Published: June 8, 2020 at 01:08 PM UTC
Updated: June 17, 2026 at 03:26 AM UTC
1 product affected across 1 vendorTalk
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Severity
CRITICAL9.9
Exploit prediction
EPSS 2%
Description
A too lax check in Nextcloud Talk 6.0.4, 7.0.2 and 8.0.7 allowed a code injection when a not correctly sanitized talk command was added by an administrator.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Talk· Nextcloudnextcloud-app
95%v < 6.0.57.0.0 ≤ v < 7.0.38.0.0 ≤ v < 8.0.8
Affected range stops below 6.0.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0.3, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 8.0.8 (unaffected)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/851807x_refsource_MISCVendor Advisory
Source: [email protected]
https://nextcloud.com/security/advisory/?id=NC-SA-2020-021CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-94
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