FileSystemBytecodeCache in Jinja2 2.7.2 does not properly create temporary directories, which allows local users to gain privileges by pre-creating a temporary directory with a user's uid. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-1402.
CVE-2014-0012
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 34.6%
- KEV
- Not listed
Published
May 19, 2014
Last Modified
May 6, 2026
References (16)
- secalert@redhathttp://seclists.org/oss-sec/2014/q1/73
- secalert@redhathttp://secunia.com/advisories/56328
- secalert@redhathttp://secunia.com/advisories/60738
- secalert@redhathttp://www.gentoo.org/security/en/glsa/glsa-201408-13.xml
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=1051421
- secalert@redhathttps://github.com/mitsuhiko/jinja2/commit/acb672b6a179567632e032f547582f30fa2f4aa7
- secalert@redhathttps://github.com/mitsuhiko/jinja2/pull/292
- secalert@redhathttps://github.com/mitsuhiko/jinja2/pull/296
- af854a3a-2127-422b-91ae-364da2661108http://seclists.org/oss-sec/2014/q1/73
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/56328
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/60738
- af854a3a-2127-422b-91ae-364da2661108http://www.gentoo.org/security/en/glsa/glsa-201408-13.xml
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1051421
- af854a3a-2127-422b-91ae-364da2661108https://github.com/mitsuhiko/jinja2/commit/acb672b6a179567632e032f547582f30fa2f4aa7
- af854a3a-2127-422b-91ae-364da2661108https://github.com/mitsuhiko/jinja2/pull/292
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | python3-jinja2 (2.6-1ubuntu0.1) @ precise | 2026-05-28 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| jinja2 | 2.0 ... 2.7.2 (20 versions) | 2.7.3 | — |
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 9× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:41 UTCEPSS rescore
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- 2026-07-05 00:26 UTCOSV refresh
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- 2026-06-19 19:23 UTCEPSS rescore
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- 2026-06-16 12:09 UTCOSV refresh
- 2026-06-15 17:44 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 18:55 UTCEG score recompute
- 2026-05-28 18:55 UTCVendor advisory
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
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- 2026-05-24 16:43 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
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Frequently asked(4)
What is CVE-2014-0012?
When was CVE-2014-0012 disclosed?
Is CVE-2014-0012 actively exploited?
How do I remediate CVE-2014-0012?
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