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GHSA-w832-gg5g-x44m

LowCVSS 2.7 / 10
Published Nov 6, 2025·Last modified Dec 26, 2025
Affected Components(0)

No affected components available

Description

Impact

Deployed instances of Datasette prior to 0.65.2 and 1.0a21 include an open redirect vulnerability.

Hits to the path //example.com/foo/bar/ (the trailing slash is required) will redirect the user to https://example.com/foo/bar.

Patches

This problem has been patched in both Datasette 0.65.2 and 1.0a21.

Workarounds

If Datasette is running behind a proxy that proxy could be configured to replace // with / in incoming request URLs.

Risk Scores
Base Score
2.7

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability.

Threat Intelligence
2.7

Limited exploitation activity has been observed. Close monitoring and planned remediation are recommended.

EPSS
0.39%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

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