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Cross site scripting in application and docs domains

High
stsewd published GHSA-9vh9-cxm2-p2c4 Nov 16, 2023

Package

Read the Docs (Python)

Affected versions

<=10.11.0

Patched versions

10.12.0

Description

Impact

This vulnerability could have allowed an attacker to put arbitrary content in the response by having a user follow a crafted URL, giving the attacker access to the user's current session. This was due to one of our middlewares reflecting user input back in the response.

Users of https://readthedocs.org/ and https://readthedocs.com/ do not need to take any further action, we have taken measures to ensure that the security issue is now fully fixed.

This issue was discovered and responsible disclosed to us by Surya Dev Singh. We have seen no signs that this vulnerability was exploited in the wild.

Custom installations

We don't officially support custom installations of Read the Docs, but If you are using a custom installation, we recommend you to upgrade.

Patches

This vulnerability has been patched in our 10.12.0 release.

References

For more information

If you have any questions or comments about this advisory, email us at security@readthedocs.org (PGP)

Severity

High
8.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L

CVE ID

No known CVE

Weaknesses

Credits