CVE-2026-55545
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
Yamcs's WebSocket subscription handlers omit the privilege checks their REST siblings enforce
Predictions
Exploit likelihood
30%
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 |
|---|---|---|---|
| Maven | org.yamcs:yamcs-core | <5.12.8 | 5.12.8 |
| Maven | org.yamcs:yamcs-core | >=5.13.0,<5.13.2 | 5.13.2 |
References
- https://github.com/yamcs/yamcs/security/advisories/GHSA-fwww-cp23-7f5g
- https://github.com/yamcs/yamcs/commit/0691731846c5a0aca81b88fabbd2cd51d56fe076
- https://github.com/yamcs/yamcs/commit/12864af555e6ca4941b01c1f1217859cc0492ce0
- https://github.com/yamcs/yamcs
- https://github.com/yamcs/yamcs/releases/tag/yamcs-5.12.8
- https://github.com/yamcs/yamcs/releases/tag/yamcs-5.13.2
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.