# NousResearch/hermes-agent · Sanitize Unicode TAG/bidi chars in vault metadata

## Open now

- 0 issues, 2 PRs open on GitHub.
- PR #110306: fix(vault): scrub Unicode TAG characters from agent-visible vault metadata
- PR #114520: fix(vault): sanitize unicode TAG/bidi in vault list metadata

These issues and PRs concern invisible or control Unicode characters (TAG characters, bidi overrides) reaching browser-visible vault list metadata without being stripped. The work involves adding sanitization to remove such characters from agent-visible vault metadata.

## TL;DR

- 5 member(s): 0 open issue(s), 1 closed issue(s), 2 open PR(s), 0 merged PR(s), 2 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.40`: the share of member 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.

## Closed / duplicate issues

- #110278: Vault metadata reaches browser_vault_list without Unicode TAG sanitization

## Prior & competing PRs

- **#110287: fix(vault): sanitize invisible Unicode in browser_vault_list metadata**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#110288`, `#110278`
- **#110288: fix(vault): sanitize browser vault metadata**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `#110287`
- **#110306: fix(vault): scrub Unicode TAG characters from agent-visible vault metadata**. open
  - maintainer direction: category `wontfix_bydesign`; implication `wontfix`; refs `#110306`, `#110287`, `#110288`
  - files: `agent/vault_store.py`, `tests/agent/test_vault_backends.py`, `tests/tui_gateway/test_vault_methods.py`, `tools/browser_vault_tool.py`
- **#114520: fix(vault): sanitize unicode TAG/bidi in vault list metadata**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `agent/vault_store.py`, `hermes_cli/vault.py`, `tests/tools/test_browser_vault.py`, `tests/tools/test_unicode_tag_strip.py`, `tests/tui_gateway/test_vault_methods.py`, `tools/ansi_strip.py`, `tools/browser_vault_tool.py`

## Fix status

- No merged fix on record.
- Subsystem: `agent`