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Uncontrolled Resource Consumption in Matrix Synapse

🗓️ 02 Jul 2026 14:13:17Reported by Python Packaging AdvisoryType 
pypa
 pypa
🔗 github.com👁 4 Views

Uncontrolled resource use in Matrix Synapse URL previews; upgrade to 1.53.0 for timeout and allow list.

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06 Jul 2026 07:36Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.15.3 - 6.5
EPSS0.00827
SSVC
4