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Indicator investigation
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Indicator
Type cve · source NVD CVE
Grouped attempts with latest status; expand for attempt history.
11 attempts · first 2026-09-01T21:05:56.070841Z · last 2026-09-05T17:56:42.196810Z
Not listed in CISA KEV (local)
Types: cisa_kev
11 attempts · first 2026-09-01T21:05:56.074800Z · last 2026-09-05T17:56:42.200348Z
NLTK before 3.10.3 contains a regular expression denial of service (ReDoS) vulnerability in the tgrep module. The _tgrep_node_action function compiles user-supplied regular expressions embedded in /regex/ pattern nodes and executes them via re.search against tree node labels without any validation or timeout. An attacker who controls the tgrep pattern (e.g., via tgrep_positions() or tgrep_compile(
Types: nvd_local
High-signal pivots without leaving the thread you started in search.
Structured pivots from local graph context.
Full investigation canvas with neighbor expansion.