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CVE-2026-34149

LOW 3.3 PoC AVAILABLE

Published 2026-07-07 · Last modified 2026-07-07

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, DatabaseBackupJob interpolates user-controlled database credentials and MongoDB collection exclusion names into backup shell commands without adequate escaping, allowing an authenticated user with database management permissions to execute commands on managed servers. This issue is fixed in version 4.0.0-beta.471.

EXPLOIT AVAILABLE

Public exploit or PoC code exists. Modeled probability is still low, but the barrier to attack is reduced — watch closely.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 13th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

3.3CVSS 3.1 · LOW

  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires an admin / high-privilege account
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-34149/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-34149/poc.json

Affected

Vendors Coollabsio

Products Coolify

Weakness (CWE)

  • CWE-78: : Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSS vector

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

All CVSS metrics

  • LOW 3.3 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N
  • LOW 3.3 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N

References

Exploits & PoC

Technical & other

Sources: NVD · CVE.org · EPSS