CVE-2014-4966: redhat ansible
Vulnerability summary
CVE-2014-4966 is a critical (CVSS 9.8) vulnerability in redhat ansible. EPSS estimates a 3.52% chance of exploitation in the next 30 days, higher than 89.2% of scored vulnerabilities.
Severe, CVSS 9.8 (NVD); no exploitation reported by the 5 checked sources; EPSS 4% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 7 · Related 6Timeline
- 18-02-2020PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Ansible before 1.6.7 does not prevent inventory data with "{{" and "lookup" substrings, and does not prevent remote data with "{{" substrings, which allows remote attackers to execute arbitrary code via (1) crafted lookup('pipe') calls or (2) crafted Jinja2 data.
CVSS metrics
6 scores · 4 sources · 3 versions- OSV · PypiEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
3.52%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
Decrease -0.03 pp
From 3.55% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- ansible< 1.6.8+dfsg-1
PyPI1 product
- ansible< 62a1295a3e08cb6c3e9f1b2a1e6e5dcaeab32527 | < 1.6.7
Redhat1 product
- ansible< 1.6.7
Ubuntu1 product
- ansible< 1.5.4+dfsg-1ubuntu0.1~esm2
4 vendors · 4 products
References
10 links- github.com/ansible/ansible/commit/62a1295a3e08cb6c3e9f1b2a1e6e5dcaeab32527X Refsource CONFIRMPatchThird Party AdvisoryWEBFIX
