Known vulnerabilities in Matrix.org Synapse

Vendor: Matrix.org
Website: https://matrix.org/blog/home/
Total Security Bulletins: 39

Security bulletins (39)

Secuity bulletin Severity Status Published
SB2026051262: Multiple vulnerabilities in Synapse Low
Patched
12.05.2026
SB2026042391: Improper Validation of Specified Type of Input in Synapse Low
Patched
23.04.2026
SB2025033143: Remote denial of service in Matrix Synapse High
Patched Exploited
31.03.2025
SB20241203116: Multiple vulnerabilities in Synapse Medium
Patched
03.12.2024
SB20241203115: Multiple vulnerabilities in Synapse Medium
Patched
03.12.2024
SB2024042361: Incorrect calculation in Synapse Low
Patched
23.04.2024
SB20231031124: Improper access control in Synapse Medium
Patched
31.10.2023
SB20231010105: Input validation error in Synapse Low
Patched
10.10.2023
SB2023100438: Multiple vulnerabilities in Matrix Synapse Low
Patched
04.10.2023
SB2023091923: Heap-based buffer overflow in Matrix Synapse Critical
Patched Exploited
19.09.2023
SB2023091836: Matrix Synapse update for libwebp Critical
Patched Exploited
18.09.2023
SB20230820232: Information disclosure in Synapse Matrix Low
Patched
20.08.2023
SB2023060718: Multiple vulnerabilities in Matrix Synapse Medium
Patched
07.06.2023
SB2023052450: Input validation error in Synapse Low
Patched
24.05.2023
SB2023052449: Incorrect authorization in Synapse Low
Patched
24.05.2023
SB2023052216: Denial of service in Matrix Synapse Medium
Patched
22.05.2023
SB2023052215: Denial of service in Matrix Synapse Medium
Patched
22.05.2023
SB2023051776: Denial of service in Matrix Synapse Medium
Patched
17.05.2023
SB2021112415: Path traversal in Synapse Medium
Patched
24.11.2021
SB2021090103: Multiple vulnerabilities in Matrix Synapse Low
Patched
01.09.2021


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