CVE-2026-54264
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
@angular/service-worker: Sensitive Header Leakage on Cross-Origin Redirects in Angular Service Worker
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 | @angular/service-worker | >=22.0.0-next.0,<22.0.1 | 22.0.1 |
| npm | @angular/service-worker | >=21.0.0-next.0,<21.2.17 | 21.2.17 |
| npm | @angular/service-worker | >=20.0.0-next.0,<20.3.25 | 20.3.25 |
| npm | @angular/service-worker | <=19.2.25 | |
References
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.