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jinja2 vulnerabilities and exploits
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6.1
CVSSv3
CVE-2021-39286
Webrecorder pywb prior to 2.6.0 allows XSS because it does not ensure that Jinja2 templates are autoescaped.
Webrecorder Pywb
5.3
CVSSv3
CVE-2020-28493
This affects the package jinja2 from 0.0.0 and prior to 2.11.3. The ReDoS vulnerability is mainly due to the `_punctuation_re regex` operator and its use of multiple wildcards. The last wildcard is the most exploitable as it searches for trailing punctuation. This issue can be mi...
Palletsprojects Jinja
Fedoraproject Fedora 33
1 Github repository
9.8
CVSSv3
CVE-2014-4966
Ansible prior to 1.6.7 does not prevent inventory data with "{{" and "lookup" substrings, and does not prevent remote data with "{{" substrings, which allows remote malicious users to execute arbitrary code via (1) crafted lookup('pipe') ca...
Redhat Ansible
1 Github repository
8.6
CVSSv3
CVE-2016-10745
In Pallets Jinja prior to 2.8.1, str.format allows a sandbox escape.
Palletsprojects Jinja
1 Github repository
8.6
CVSSv3
CVE-2019-10906
In Pallets Jinja prior to 2.10.1, str.format_map allows a sandbox escape.
Palletsprojects Jinja
Fedoraproject Fedora 28
Fedoraproject Fedora 29
Fedoraproject Fedora 30
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10
Canonical Ubuntu Linux 19.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 12.04
Redhat Software Collections 1.0
Opensuse Leap 42.3
Opensuse Leap 15.0
2 Github repositories
6.1
CVSSv3
CVE-2019-9947
An issue exists in urllib2 in Python 2.x up to and including 2.7.16 and urllib in Python 3.x up to and including 3.7.3. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \r\n (specifically in ...
Python Python
6.1
CVSSv3
CVE-2019-9740
An issue exists in urllib2 in Python 2.x up to and including 2.7.16 and urllib in Python 3.x up to and including 3.7.3. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \r\n (specifically in ...
Python Python
1 Github repository
9.8
CVSSv3
CVE-2019-8341
An issue exists in Jinja2 2.10. The from_string function is prone to Server Side Template Injection (SSTI) where it takes the "source" parameter as a template object, renders it, and then returns it. The attacker can exploit it with {{INJECTION COMMANDS}} in a URI. NOTE...
Pocoo Jinja2 2.10
Opensuse Leap 42.3
Opensuse Leap 15.0
1 EDB exploit
1 Github repository
7.5
CVSSv3
CVE-2018-14647
Python's elementtree C accelerator failed to initialise Expat's hash salt during initialization. This could make it easy to conduct denial of service attacks against Expat by constructing an XML document that would cause pathological hash collisions in Expat's inte...
Python Python
Python Python 3.7.0
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 12.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 14.04
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Fedoraproject Fedora 30
Opensuse Leap 15.1
Redhat Enterprise Linux Desktop 7.0
Redhat Enterprise Linux Workstation 7.0
Redhat Enterprise Linux Server 7.0
NA
CVE-2014-0012
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.
Pocoo Jinja2 2.7.2
1 Github repository
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
client side
CVE-2023-31889
template injection
CVE-2024-4304
CVE-2006-4304
CVE-2024-33272
type confusion
CVE-2024-21345
CVE-2024-33271
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