CVE-2021-32813

low

Published 2021-08-05 · Modified 2026-03-03

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v4 NEW

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not yet in upstream

VIR risk

2.5

Description

Header dropping in traefik in github.com/traefik/traefik

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 with source_tier=community-verified.

OS impact

Arch Fixed 1 release

Version	Status	Fixed in
—	Fixed	`2.4.13-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/traefik/traefik/v2	`<2.4.13`	`2.4.13`
Go	github.com/traefik/traefik	`<=1.7.30`
Go	github.com/traefik/traefik

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.