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Details of issue NIXPKGS-2026-1264

NIXPKGS-2026-1264
published on
Permalink CVE-2026-41492
9.8 CRITICAL
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): HIGH
  • Integrity impact (I): HIGH
  • Availability impact (A): HIGH
updated 4 hours ago by @LeSuisse Activity log
  • Created automatic suggestion
  • @LeSuisse ignored
    5 packages
    • coqPackages.dpdgraph
    • perlPackages.GDGraph
    • perl5Packages.GDGraph
    • perl538Packages.GDGraph
    • perl540Packages.GDGraph
  • @LeSuisse accepted
  • @LeSuisse published on GitHub
Unauthenticated Admin Token Disclosure Leading to Authentication Bypass via /debug/vars in Dgraph

Dgraph is an open source distributed GraphQL database. Prior to 25.3.3, Dgraphl exposes the process command line through the unauthenticated /debug/vars endpoint on Alpha. Because the admin token is commonly supplied via the --security "token=..." startup flag, an unauthenticated attacker can retrieve that token and replay it in the X-Dgraph-AuthToken header to access admin-only endpoints. This is a variant of the previously fixed /debug/pprof/cmdline issue, but the current fix is incomplete because it blocks only /debug/pprof/cmdline and still serves http.DefaultServeMux, which includes expvar's /debug/vars handler. This vulnerability is fixed in 25.3.3.

Affected products

dgraph
  • ==< 25.3.3

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Ignored packages (5)

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