CVE-2025-47945: Donetick an open-source app for managing tasks and chores

Q: How do I fix CVE-2025-47945?

donetick: upgrade to 0.1.44. Exact commands for each OS are on this page.

Q: Is CVE-2025-47945 being exploited?

CVE-2025-47945 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-47945 affect?

CVE-2025-47945 affects donetick. Severity is critical (CVSS 9.1). 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 syst

Q: How urgent is CVE-2025-47945?

Priority 55/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.1REMOTEUPGRADE

CVE-2025-47945 is a critical-severity flaw (CVSS 9.1) affecting donetick. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-453, CWE-1188
Published	2025-05-17
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: donetick

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-17 19:15 UTCPublished CVE record published
2026-06-17 09:28 UTCUpdated Record last modified

donetick donetick UPGRADE

Affected: < 0.1.44

Fixed in: 0.1.44

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy donetick || rpm -q donetick || donetick --version

2. UPGRADE to 0.1.44 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade donetick

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade donetick

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-47945?

donetick: upgrade to 0.1.44. Exact commands for each OS are on this page.

Is CVE-2025-47945 being exploited?

CVE-2025-47945 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-47945 affect?

CVE-2025-47945 affects donetick. Severity is critical (CVSS 9.1). 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 syst

How urgent is CVE-2025-47945?

Priority 55/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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