CVE-2026-12815: coollabsio coolify · OS Command Injection
Affects coollabsio coolifySource CVE Database V5
Public exploit available · CVSS 5.3 Medium · fixed in 4.1.2 : patch coollabsio coolify as a priority.
Data as of 5 Nov 2026, 00:01 UTC
- EPSS
- 1.7% chance of exploitation in 30 days – higher than 77% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.1.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 21 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| coollabsiocoolify | Affected
| Fixed in– |
GitHubcoollabsio/coolifypkg:github/coollabsio/coolifyOther threats | Affected
| Fixed in– |
CPE configurations (1)
cpe:2.3:a:coollabsio:coolify:*:*:*:*:*:*:*:*
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
The changelog for version 4.1.2 mentions improved input validation that likely mitigates this vulnerability. Users should upgrade to version 4.1.2 or later once confirmed. Until then, restrict access to the affected component and monitor for suspicious activity related to image name handling.
Description
A vulnerability has been found in coollabsio coolify 4.0.0. Impacted is an unknown function of the component Image Name Handler. Such manipulation leads to os command injection. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way. The changelog for 4.1.2 mentions "[i]mproved image, branch, proxy, and deployment input validation".
References
- vuldb.com/vuln/372609 (opens in a new tab)
- vuldb.com/vuln/372609/cti (opens in a new tab)
- vuldb.com/cve/CVE-2026-12815 (opens in a new tab)
- vuldb.com/submit/837577 (opens in a new tab)
- github.com/dxz0069/softwareoverflow/blob/main/coolify_docker_image_reference_shell_injection_vulndb.md (opens in a new tab)