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OpenAdvisories
High USN-4011-2 2 CVEs

jinja2 vulnerabilities

Published Jun 6, 2019 · Updated Feb 10, 2026

Summary

USN-4011-1 fixed several vulnerabilities in Jinja2. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

Olivier Dony discovered that Jinja incorrectly handled str.format. An
attacker could possibly use this issue to escape the sandbox.
(CVE-2016-10745)

Brian Welch discovered that Jinja incorrectly handled str.format_map. An
attacker could possibly use this issue to escape the sandbox.
(CVE-2019-10906)

Fixed packages 1

ReleasePackageFixed in
Ubuntu · Pro 14.04 LTS Pro:14.04:LTS jinja2 2.7.2-2ubuntu0.1~esm1

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2016-10745
  • report
    https://ubuntu.com/security/CVE-2019-10906