CVE-2026-40898
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
quic-go: HTTP/3 QPACK Trailer Expansion Memory Exhaustion
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 |
|---|---|---|---|
| Go | github.com/quic-go/quic-go | <0.59.1 | 0.59.1 |
References
- https://github.com/quic-go/quic-go/security/advisories/GHSA-vvgj-x9jq-8cj9
- https://github.com/quic-go/quic-go/pull/5642
- https://github.com/quic-go/quic-go/commit/c56e8c79d1627cc1ed6005b421b4b0adadd83665
- https://github.com/advisories/GHSA-g754-hx8w-x2g6
- https://github.com/quic-go/quic-go
- https://github.com/quic-go/quic-go/releases/tag/v0.59.1
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.