CRITICAL
emitters.py in Django Piston before 0.2.3 and 0.2.x before 0.2.2.1 does not properly deserialize YAML data, which allows remote attackers to execute arbitrary Python code via vectors related to the yaml.load method
Published Oct 27, 2014
9.3
CRITICALCVSS 4.0
EPSS 2.43%
Description
emitters.py in Django Piston before 0.2.3 and 0.2.x before 0.2.2.1 does not properly deserialize YAML data, which allows remote attackers to execute arbitrary Python code via vectors related to the yaml.load method.
Affected products
No data.
- ≤ 0.2.2.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
9.3 CRITICAL GHSA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack Vector Network
Attack Complexity Low
Attack Requirements None
Privileges Required None
User Interaction None
Vulnerable System Confidentiality High
Vulnerable System Integrity High
Vulnerable System Availability High
Subsequent System Confidentiality None
Subsequent System Integrity None
Subsequent System Availability None
9.8 CRITICAL GHSA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.43% 0.02430
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02430
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.43% (0.02430) | 83.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.41% (0.02409) | 81.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.71% (0.00715) | 70.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.06% (0.01060) | 84.78th | v3 (v2023.03.01) |
| Apr 10, 2024 | 1.06% (0.01060) | 83.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.06% (0.01060) | 81.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://www.debian.org/security/2011/dsa-2344 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2011/11/01/10 mailing-listx_refsource_MLIST
- https://bitbucket.org/jespern/django-piston/commits/91bdaec89543 x_refsource_CONFIRMPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=750658 x_refsource_CONFIRM
- https://github.com/advisories/GHSA-pvhp-v9qp-xf5r Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/django-piston/PYSEC-2014-24.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2011-4103
- https://www.djangoproject.com/weblog/2011/nov/01/piston-and-tastypie-security-releases x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2011/dsa-2344 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.openwall.com/lists/oss-security/2011/11/01/10 | mailing-listx_refsource_MLIST | |
| https://bitbucket.org/jespern/django-piston/commits/91bdaec89543 | x_refsource_CONFIRMPatch | |
| https://bugzilla.redhat.com/show_bug.cgi?id=750658 | x_refsource_CONFIRM | |
| https://github.com/advisories/GHSA-pvhp-v9qp-xf5r | Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/django-piston/PYSEC-2014-24.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2011-4103 | ||
| https://www.djangoproject.com/weblog/2011/nov/01/piston-and-tastypie-security-releases | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Oct 27, 2014
Updated Aug 7, 2024
Reserved Oct 18, 2011
Link CVE-2011-4103
CISA Vulnrichment
GHSA-PVHP-V9QP-XF5R Updated n/a