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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 1 LOW 1

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 1 Spoofing 0 Cross-site scripting 1 SQL injection 0

Attack vector Network 1 Adjacent network 0 Local 1 Physical 0

Requirements No authentication 2 No user interaction 1

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Weakness (CWE) CWE-770 Allocation of Resources Without Limits or Throttling 1 CWE-79 Improper Neutralization of Input During Web Page Generation 1

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Release: leandrocp mdex 0.13.2 × Clear all filters

TI-2026-38508 CVE-2026-53426

Atom-table exhaustion denial-of-service via JSON parse_document in MDEx

Priority LOW 35

Allocation of Resources Without Limits or Throttling vulnerability in leandrocp MDEx allows Excessive Allocation.

CVSS 4.0HIGH 8.2· Local · No auth · No interaction · EPSS 0.0018 · Published 2026-06-29 · Fixed in 0.13.2 CWE-770

TI-2026-39662 CVE-2026-54889

Unsanitized URL schemes in MDEx Quill Delta output allow javascript: injection (XSS)

Priority MEDIUM 56

Improper Neutralization of Input During Web Page Generation (XSS) vulnerability in leandrocp mdex allows cross-site scripting via unsanitized URL schemes in Quill Delta output.

CVSS 4.0MEDIUM 5.1· Network · No auth · User interaction · EPSS 0.00393 · Published 2026-06-29 · Fixed in 0.13.2 CWE-79

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