VYPR
Low severity3.7NVD Advisory· Published Sep 27, 2023· Updated Jun 17, 2026

CVE-2023-41335

CVE-2023-41335

Description

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. When users update their passwords, the new credentials may be briefly held in the server database. While this doesn't grant the server any added capabilities—it already learns the users' passwords as part of the authentication process—it does disrupt the expectation that passwords won't be stored in the database. As a result, these passwords could inadvertently be captured in database backups for a longer duration. These temporarily stored passwords are automatically erased after a 48-hour window. This issue has been addressed in version 1.93.0. Users are advised to upgrade. There are no known workarounds for this issue.

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
matrix-synapsePyPI
>= 1.66.0, < 1.93.01.93.0

Affected products

6

Patches

Vulnerability mechanics

References

14

News mentions

0

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