Answer in brief
CVE-2026-76243 records a Critical severity (CVSS 9.2) vulnerability in stigmem before 0.9.0a2 Authentication Bypass via Disabled Auth. The current sources do not mark it as known exploited. The current feed maps eidetic-labs/stigmem (generic), stigmem-node (pypi). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.2. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps eidetic-labs/stigmem (generic), stigmem-node (pypi). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| eidetic-labs/stigmemgeneric | >=0 <0.9.0a2 | 0.9.0a2 |
| stigmem-nodepypi | >=0 <0.9.0a2 | 0.9.0a2 |
Published upstream
Aug 19, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 24, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 7, 2026
stigmem versions before 0.9.0a2 allow unauthenticated access when authentication is disabled on non-loopback deployments. Attackers can perform read, write, and federation operations with anonymous identity when nodes are exposed outside local development environments.
Quoted source text, attributed separately from HOL analysis.