DEBIAN-CVE-2023-42453: matrix-synapse security update

DEBIAN-CVE-2023-42453, released September 27, 2023, fixes 1 CVE in matrix-synapse (version 1.93.0-1). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

4.3

Base score, 0 to 10

Highest EPSS

0.0078

56th percentile

Fixed package versions

Product	Release	Fixed in
matrix-synapse	Debian 14	1.93.0-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2023-42453	matrix-synapse: Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation	4.3	0.0078	None reported

Also fixes CVE-2023-42453

matrix-synapse 1.53.0-1ubuntu0.1~esm2
matrix-synapse on Ubuntu 22.04.1 LTS (jammy)

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2023-42453

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