CVE-2026-45736
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
ws: Uninitialized memory disclosure
Predictions
Exploit likelihood
83%
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.
OS impact
Windows Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Affected | — |
| sid | Fixed | 8.20.1+~cs14.19.1-1 |
| forky | Fixed | 8.20.1+~cs14.19.1-1 |
| bullseye | Affected | — |
| bookworm | Affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| ws_project | ws | {"startIncluding":"8.0.0","endExcluding":"8.20.1"} | 8.20.1 |
References
- https://github.com/websockets/ws/commit/c0327ec15a54d701eb6ccefaa8bef328cfc03086
- https://github.com/websockets/ws/security/advisories/GHSA-58qx-3vcg-4xpx
- https://nvd.nist.gov/vuln/detail/CVE-2026-45736
- https://github.com/websockets/ws
- https://security-tracker.debian.org/tracker/CVE-2026-45736
- https://github.com/advisories/GHSA-58qx-3vcg-4xpx
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45736
CWEs
CWE-908
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.