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Vulnerability record · CVE-2022-21712 · published 7 February 2022

CVE-2022-21712: Twisted information exposure vulnerability

Twisted · Twisted

twisted is an event-driven networking engine written in Python. In affected versions twisted exposes cookies and authorization headers when following cross-origin redirects. This issue is present in the `twited.web.RedirectAgent` and `twisted.web. BrowserLikeRedirectAgent` functions. Users are advised to upgrade. There are no known workarounds.

7.5 CVSS 3.1 High EPSS 1.4% · top 29.0% CWE-200 · Information exposureCWE-346 · Origin validation error
7.5CVSS 3.1 base score, v2 5.0
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

twisted is an event-driven networking engine written in Python. In affected versions twisted exposes cookies and authorization headers when following cross-origin redirects. This issue is present in the `twited.web.RedirectAgent` and `twisted.web. BrowserLikeRedirectAgent` functions. Users are advised to upgrade. There are no known workarounds.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/twisted/twisted/commit/af8fe78542a6f2bf2235ccee8158d9c88d31e8e2 PatchThird Party Advisory
https://github.com/twisted/twisted/releases/tag/twisted-22.1.0 Release NotesThird Party Advisory
https://github.com/twisted/twisted/security/advisories/GHSA-92x2-jw7w-xvvx Third Party Advisory
https://github.com/twisted/twisted/commit/af8fe78542a6f2bf2235ccee8158d9c88d31e8e2 PatchThird Party Advisory
https://github.com/twisted/twisted/releases/tag/twisted-22.1.0 Release NotesThird Party Advisory
https://github.com/twisted/twisted/security/advisories/GHSA-92x2-jw7w-xvvx Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00021.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7U6KYDTOLPICAVSR34G2WRY
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLKHA6WREIVAMBQD7KKWYHP
https://security.gentoo.org/glsa/202301-02

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Source: NIST National Vulnerability Database (record CVE-2022-21712), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.