CVE-2026-56812
MediumAdvisory
Published 7 Jul 2026In the index since 8 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.3
- base score, highest
- EPSS
- 0.005
- 42nd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 2
- of 17,781 indexed, latest versions
- Container images
- 2
- deployed by those charts
- Fix available
- 1 of 1
- affected package
Phoenix JavaScript presence client crashes on presence keys colliding with Object.prototype members in Presence.syncState/syncDiff
Carried by container images the latest versions of 2 of 17,781 indexed charts deploy, on 2 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| phoenixnpm | 1.5.9, 1.8.1 | 1.5.15 | 2 |
- OSV records
- EEF-CVE-2026-56812
- Also known as
- GHSA-63mc-hw7g-86rr
Charts affected
2 by stars
Container images carrying it
2 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | 4f08e2823756 | phoenix | 1.5.15 | 1 |
| quay.io/ | f1bbbd5e9bb9 | phoenix | 1.5.15 | 1 |