# CVE-2026-63497: titra: residual mass assignment via customfields in timeentry/create and project/task/create

Status: published. Published: 2026-11-09. Updated: 2026-11-09.

titra is an open source time tracking project. In versions 1.0.3 and prior, authenticated API users can abuse the customfields object to inject or overwrite top-level fields in MongoDB documents. At time of publication, there are no publicly known patches.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- titraio / titra: <= 1.0.3 (affected). Source: CNA: GitHub_M

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N; source: CNA: GitHub_M

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-74

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/titraio/titra/security/advisories/GHSA-cphv-qx83-x397 (CNA: GitHub_M; x_refsource_CONFIRM)

## Provenance

- CNA: GitHub_M: https://www.cve.org/CVERecord?id=CVE-2026-63497; retrieved 2026-11-09; source updated 2026-11-09

Revision: 2fb981c3b987b0e8627eccd4b661c4c7d164189e696f107332077be5dca71ad9

Canonical: https://y2.dev/cve/CVE-2026-63497

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