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CVE-2025-71063VulnerabilityPublished

CVE-2025-71063: mrvladus Errands · Improper Certificate Validation

Affects mrvladus ErrandsSource CVE Database V5

0

Not known to be exploited · CVSS 8.2 High : upgrade to 46.2.10 soon.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
8.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 46.2.10
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Jan 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Upgrade Errands and mrvladus/Errands to 46.2.10.

Affected software

ProductAffectedFixed in
mrvladusErrandsAffected
  • <46.2.10
Fixed in
  • 46.2.10
GitHubmrvladus/Errandspkg:github/mrvladus/ErrandsOther threatsAffected
  • <46.2.10
Fixed in
  • 46.2.10

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

1. Upgrade Errands to version 46.2.10 or later as soon as the patch becomes available to ensure proper TLS certificate validation. 2. If you cannot patch yet, implement network-level protections such as enforcing TLS inspection and certificate pinning on CalDAV server connections to detect and block invalid certificates. 3. Use network segmentation and VPNs to reduce exposure of CalDAV traffic to untrusted networks and limit attacker ability to perform MitM attacks. 4. Monitor network traffic for unusual patterns or anomalies indicative of MitM attempts or certificate spoofing. 5. Educate IT staff about this vulnerability and the importance of verifying TLS configurations on client and server sides. 6. Review and tighten security policies around certificate management and renewal for CalDAV servers. 7. Consider deploying endpoint security solutions capable of detecting suspicious network interception activities. 8. Maintain up-to-date inventories of Errands deployments and CalDAV server configurations to prioritize patching and mitigation efforts. These steps go beyond generic advice by focusing on interim network controls and organizational processes to reduce risk before patch availability.

Description

Errands before 46.2.10 does not verify TLS certificates for CalDAV servers.

References

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