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PYSEC-2026-75

🗓️ 12 Jan 2026 23:15:51Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

LangChain up to 0.3.1 has a regular expression denial of service in MRKLOutputParser.parse caused by crafted input.

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20 May 2026 09:19Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.00108
2