CVE-2023-3971: redhat ansible_automation_controller
CVSS: 7.3v3.1HighModified
AliasesRHSA-2023:4340RHSA-2023:4590
Published 04-10-2023Last modified 20-11-2025
Vulnerability summary
CVE-2023-3971 is a high (CVSS 7.3) vulnerability in redhat ansible_automation_controller. EPSS estimates a 0.81% chance of exploitation in the next 30 days, higher than 56.1% of scored vulnerabilities.
CVSS score
7.3/10
010
High · v3.1 (CVE.org)EPSS score
0.81%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-10-2023PublishedVulnerability first disclosed.
- 20-11-2025Last modifiedVulnerability information updated.
Description
An HTML injection flaw was found in Controller in the user interface settings. This flaw allows an attacker to capture credentials by creating a custom login page by injecting HTML, resulting in a complete compromise.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:NSources3 sources · 5.4–7.3
- OSV · Red hatEcosystem advisory · calculated7.3HighCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.81%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
0.00 pp
From 0.81% on 19-09-2026
19-09-202619-10-2026
EPSS score0.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
Affected systems
Redhat9 products
- ansible_automation_controller< 4.3.11 | 4.4
- ansible_automation_platformEOL2.3 | 2.4
- ansible_developer1.0
- ansible_inside1.1
- automation-controller< 0:4.4.1-1.el8ap | < 0:4.4.1-1.el9ap | < 0:4.3.11-1.el8ap | < 0:4.3.11-1.el9ap
1 vendor · 9 products
