Cairn

Twilio SMS webhook signature validation security issue

NousResearch/hermes-agent · cluster 7089

Data as of

Nothing open on GitHub. Fix merged in #7933. Check it covers your case.

The short answer

0open issues
0open PRs
6items grouped
Known?
Yes. 6 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #7933. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #7933. That is separate from the fix event.
Still open
Nothing open on GitHub.

A reported vulnerability and multiple proposed fixes concern missing validation of the X-Twilio-Signature header on inbound SMS webhooks. The lack of validation was identified as enabling unauthenticated remote code execution.

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.

  • #7933 fix(security): add Twilio webhook signature validation (SMS RCE fix)

    merged to main

    files: gateway/platforms/sms.py, tests/gateway/test_sms.py, website/docs/reference/environment-variables.md, website/docs/user-guide/messaging/sms.md

4 PRs closed without merging

From the close comments: done elsewhere 2 · closed without comment 1 · merged via another change 1

  • #7121 fix(sms): validate X-Twilio-Signature on inbound webhooks · done elsewhere → #7933
  • #7162 fix(security): validate Twilio signature in SMS webhook (RCE fix for #7089) · closed without comment
  • #7223 fix(security): validate Twilio signature in SMS webhook (RCE fix for #7089) · done elsewhere → #7933
  • #7904 fix(security): add Twilio webhook signature validation to prevent unauthenticated RCE · merged via another change → #7933
Closed issues · 1
  • Closed#7089[Bug]: Unauthenticated Remote Code Execution via SMS Webhook — Missing Twilio Signature Validation
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.33: 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
#7933
Closed issues
1
Attempts
4 PRs closed without merging
Fix link checked
11 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 This confirmation is old and may be out of date (a revert or reopen would not have invalidated it here); re-verify.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.

cluster/7089.json
cluster/7089.md