{"items":[{"id":"NVI-00013239","kind":"vulnerability","title":"Nuclei: Arbitrary Command Execution via DAST Code Signature Bypass","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-jpf4-98qj-qr67","CVE-2026-76802"],"plain_summary":"GitHub lists this reviewed advisory for github.com/projectdiscovery/nuclei/v3. 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When `-dast` is enabled and a template contains a `fuzzing:` block, the loader accepted the template through a code path that omitted the unsigned-code-template signature check present in the normal loading branch.\n\n**Description**\n\nNuclei requires `code:` protocol templates to be cryptographically signed before execution. Unsigned code templates are normally skipped with a warning. However, when a template combined a `fuzzing:` block (making it DAST-eligible) with an unsigned `code:` block, enabling `-dast` routed the template through the DAST loader branch, which did not enforce signature verification.\n\nFor multiprotocol templates containing both HTTP and `code:` blocks, the unsigned code request was included in the execution queue regardless of whether `-code` was set. 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When `-dast` is enabled and a template contains a `fuzzing:` block, the loader accepted the template through a code path that omitted the unsigned-code-template signature check present in the normal loading branch.\n\n**Description**\n\nNuclei requires `code:` protocol templates to be cryptographically signed before execution. Unsigned code templates are normally skipped with a warning. However, when a template combined a `fuzzing:` block (making it DAST-eligible) with an unsigned `code:` block, enabling `-dast` routed the template through the DAST loader branch, which did not enforce signature verification.\n\nFor multiprotocol templates containing both HTTP and `code:` blocks, the unsigned code request was included in the execution queue regardless of whether `-code` was set. 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This allowed arbitrary shell command execution from an unsigned `code:` block with only `-dast","public_affected_ranges":[">= 3.0.0, < 3.10.0"]}],"null_published_at":"2026-11-01T07:29:12.931Z","source_updated_at":"2026-09-22T20:37:17.000Z","source_disclosed_at":"2026-09-22T20:37:16.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-01T07:25:10.521Z"}],"next_cursor":null,"snapshot_revision":"42594"}