TLS Certificate Verification Flaw in Errands by mrvladus
CVE-2025-71063

8.2HIGH

Key Information:

Vendor

Mrvladus

Status
Errands
Vendor
CVE Published:
12 January 2026

What is CVE-2025-71063?

The Errands application, prior to version 46.2.10, is vulnerable due to a failure to properly verify TLS certificates when connecting to CalDAV servers. This oversight can allow malicious actors to intercept or manipulate communication between the Errands application and CalDAV servers, posing risks to data integrity and confidentiality. Users are advised to upgrade to the latest version to mitigate these risks.

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Deploy the Patch

Affected Version(s)

Errands 0 < 46.2.10

References

https://github.com/mrvladus/Errands/issues/401
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1123738
https://github.com/mrvladus/Errands/releases/tag/46.2.10

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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