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CVE-2023-39059

27
FAUCET Score

CVE-2023-39059 is a critical remote code execution vulnerability affecting Ansible Semaphore version 2.8.90. An authenticated attacker can exploit this by injecting a crafted payload into the "extra variables" parameter, leading to arbitrary code execution. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk due to its low attack complexity and severe impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation, public exploit code, or significant community discussion, its high FAUCET Risk Score of 72/100 indicates a substantial potential threat.

Impacted Technologies

VendorProductVersion(s)CPE
2.8.90CPE matchmatch criteria
cpe:2.3:a:ansible-semaphore:ansible_semaphore:2.8.90:*:*:*:*:ansible:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.43%
Probability of exploitation in next 30 days
EPSS Percentile
70.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0143 is in the 68th percentile among its peer group of 17,823 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

goGHSA-3r32-cp7v-5wq4high

Code injection in ansible semaphore

Aug 29, 2023

References

gist.github.com / Alevsk/1757da24c5fb8db735d392fd4146ca3a
Third Party Advisory
alevsk.com / 2023/07/a-quick-story-of-security-pitfalls-with-execcommand-in-software-integrations
ExploitThird Party Advisory