CVE-2026-27638
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
@actual-app/sync-server: Missing authorization in sync endpoints allows cross-user budget file access in multi-user mode
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | @actual-app/sync-server | <26.2.1 | 26.2.1 |
References
- https://github.com/actualbudget/actual/security/advisories/GHSA-qmjj-p7m9-wjrv
- https://nvd.nist.gov/vuln/detail/CVE-2026-27638
- https://github.com/actualbudget/actual/commit/9966c024cb75f57943193cac8e42f401efed9d08
- https://github.com/actualbudget/actual
- https://github.com/actualbudget/actual/releases/tag/v26.2.1
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.