NousResearch/hermes-agent

Webhook HMAC validation order vs rate limiting

Cluster 12544. Data as of

Nothing open on GitHub. Fix merged in #12843 on 20 Apr 2026. Check it covers your case.

The short answer

0open issues
0open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #12843. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #12843. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items concern a bug where webhook requests with invalid HMAC signatures consume the authenticated rate-limit bucket, and a proposed fix to perform signature validation before rate limiting is applied.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #12843 fix(webhook): validate HMAC signature before rate limiting (#12544)

    merged to main

    files: gateway/platforms/webhook.py, tests/gateway/test_webhook_signature_rate_limit.py

1 PR closed without merging

From the close comments: merged via another change 1

  • #12827 fix(webhook): validate HMAC signature before rate limiting · merged via another change
Closed issues · 1
  • Closed#12544webhook: invalid signatures consume the authenticated rate-limit bucket
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.67: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Merged PRs
#12843
Closed issues
1
Attempts
1 PR closed without merging
Fix link checked
20 Apr 2026. This confirmation is old and may be out of date (a revert or reopen would not have invalidated it here); re-verify.

For your agent

The same facts, typed.