MediumFix available
ansible — security advisory
Ansible 2.5 prior to 2.5.5, and 2.4 prior to 2.4.5, do not honor the no_log task flag for failed tasks. When the no_log flag has been used to protect sensitive data passed to a task from being logged, and that task does not run successfully, Ansible will expose sensitive data in log files and on the terminal of the user running Ansible.
- Products
- ansible
- Affected versions
- Not specified
- Fixed versions
- 2.4.6.0-r0
- CVEs
- CVE-2018-10855
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:10 UTC · Revision 1
Source evidence
Ansible 2.5 prior to 2.5.5, and 2.4 prior to 2.4.5, do not honor the no_log task flag for failed tasks. When the no_log flag has been used to protect sensitive data passed to a task from being logged, and that task does not run successfully, Ansible will expose sensitive data in log files and on the terminal of the user running Ansible.
osv:ALPINE-CVE-2018-10855
ansible
Fixed versions: 2.4.6.0-r0
Complete source record
{
"id": "f35803de17bef1f6c88a4662dfa24df34268b2fccd57f27bb1e92c0dbbf5ce94",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2018-10855",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2018-10855",
"summary": "Ansible 2.5 prior to 2.5.5, and 2.4 prior to 2.4.5, do not honor the no_log task flag for failed tasks. When the no_log flag has been used to protect sensitive data passed to a task from being logged, and that task does not run successfully, Ansible will expose sensitive data in log files and on the terminal of the user running Ansible.",
"evidence": "osv:ALPINE-CVE-2018-10855",
"products": [
{
"name": {
"value": "ansible",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.4.6.0-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "ALPINE-CVE-2018-10855",
"aliases": [
"ALPINE-CVE-2018-10855"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.4.6.0-r0"
}
]
}
],
"package": {
"name": "ansible",
"purl": "pkg:apk/alpine/ansible?arch=source",
"ecosystem": "Alpine:v3.7"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-10855.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-23T17:23:41.801567716Z",
"provider": "osv",
"upstream": [
"CVE-2018-10855"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-10855"
]
},
"related_cves": [
{
"value": "CVE-2018-10855",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415768,
"published_at": "2018-07-03T01:29:00.58+00:00"
}