What is CVE-2025-47945?

CVE-2025-47945 is a critical-severity vulnerability in Donetick, classified under CWE-453. CVSS score: 9.1/10. Published 2025-05-17.

How severe is CVE-2025-47945?

Critical severity. CVSS v3 base score is 9.1 out of 10.

RCE in Donetick

CVE-2025-47945

Donetick an open-source app for managing tasks and chores. Prior to version 0.1.44, the application uses JSON Web Tokens (JWT) for authentication, but the signing secret has a weak default value. While the responsibility is left to the system administrator to change it, this approach is inadequate. The vulnerability is proven by existence of the issue in the live version as well. This issue can result in full account takeover of any user. Version 0.1.44 contains a patch.

Published 2025-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.7th percentile), scored 2026-10-18.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Donetick — versions < 0.1.44

Weakness classification (CWE)

References

github.com/donetick/donetick/security/advisories/GHSA-hjjg-vw4j-986x (Exploit, Vendor Advisory)
github.com/donetick/donetick/commit/620b897bc0135f6668bb8a5562678104531108eb (Patch)
github.com/donetick/donetick/commit/b9a6e177eefdc605dedbc5320f0d93d6573d1db6 (Patch)

Frequently asked questions

What is CVE-2025-47945?: CVE-2025-47945 is a critical-severity vulnerability in Donetick, classified under CWE-453. CVSS score: 9.1/10. Published 2025-05-17.
How severe is CVE-2025-47945?: Critical severity. CVSS v3 base score is 9.1 out of 10.