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PYSEC-2026-2620 matrix-sydent and matrix-synapse Use Cryptographically Weak PRNG

🗓️ 09 Jul 2026 16:49:47Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

Matrix Sydent before 1.0.3 and Synapse before 0.99.3.1 use weak PRNGs, making tokens and IDs predictable.

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13 Jul 2026 16:42Current
7High risk
Vulners AI Score7
CVSS 37.5
CVSS 48.7
EPSS0.0178
1