NousResearch/hermes-agent

Proxy Host and Origin header validation hardening

Cluster 126118. Data as of 2026-10-24 20:38 UTC

Nothing open on GitHub. Fix merged in #130513 on 3 Oct 2026. Check it covers your case.

open issues

open PRs

items grouped

Known?: Yes. 4 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #130513. Check it covers your case. No release data is tracked.
Tracker: The maintainers' tracker marks this resolved, deciding PR #130513. That is separate from the fix event.
Still open: Nothing open on GitHub.

Next step: read #130513, then check it covers your case.

Read #130513 Pick up a Lab task

These items address a DNS rebinding vulnerability in the Hermes proxy where Host and Origin headers were not validated. The work involves restricting accepted Host values to local names and rejecting foreign browser Origins.

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.

#130513 fix(proxy): web pages in your browser can no longer spend the subscription proxy's credential (#126118, salvage #126121)

merged to main

files: hermes_cli/proxy/server.py, tests/hermes_cli/test_proxy.py, website/docs/user-guide/features/subscription-proxy.md, website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/user-guide/features/subscription-proxy.md

2 PRs closed without merging

From the close comments: other 2

#126121 fix(proxy): accept only local Host names and no foreign browser Origin · other → ee5f49b
#126202 fix(proxy): harden Host and Origin boundary against DNS rebinding · other → #126121, #126118

Closed issues · 1

Closed#126118[Bug]: hermes proxy accepts any Host header and any browser Origin

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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.50: 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: #130513
Closed issues: 1
Attempts: 2 PRs closed without merging
Fix link checked: 3 Oct 2026

For your agent

The same facts, typed.

cluster/126118.json
cluster/126118.md