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critical vulnerability

Session Fixation in ipsilon

Published May 14, 2022 · updated Oct 27, 2026

What to do

  1. Upgrade to a fixed version: ipsilon 2.0.2, ipsilon 1.2.1, ipsilon 1.1.2, ipsilon 1.0.3.
  2. Redeploy and restart long-running processes so they load the fixed code.

Affected packages

ipsilon

>= 2.0.0, < 2.0.2
2.0.2

Check your project: pip show ipsilon

ipsilon

>= 1.2.0, < 1.2.1
1.2.1

Check your project: pip show ipsilon

ipsilon

>= 1.1.0, < 1.1.2
1.1.2

Check your project: pip show ipsilon

ipsilon

>= 1.0.0, < 1.0.3
1.0.3

Check your project: pip show ipsilon

Sources

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