Authenticated code execution via unvalidated ZIP paths
Published May 29, 2026 · Updated May 29, 2026
Path traversal in Dokploy 0.26.5 and earlier allows remote authenticated users to write arbitrary files during application deployment. The Drop builder in packages/server/src/utils/builders/drop.ts joins each untrusted ZIP entry name to outputPath without rejecting traversal or confirming that the normalized result remains beneath the extraction directory. Deployment permission is required; with remote-server SFTP deployment, a crafted entry can write a cron file on the target host and execute commands outside container isolation.
Summary
What happened
Path traversal in Dokploy 0.26.5 and earlier allows remote authenticated users to write arbitrary files during application deployment. The Drop builder in packages/server/src/utils/builders/drop.ts joins each untrusted ZIP entry name to outputPath without rejecting traversal or confirming that the normalized result remains beneath the extraction directory. Deployment permission is required; with remote-server SFTP deployment, a crafted entry can write a cron file on the target host and execute commands outside container isolation.
The record
- CVE
- CVE-2026-45661
- Published
- May 29, 2026
- Updated
- May 29, 2026
- Vendor
- Dokploy
- Product
- Dokploy
- Classifications
- CWE-35, CWE-22, T1053.003
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- May 29, 2026CVE publishedPublication date reported by the CVE source.
- May 29, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=<= 0.26.5
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- GHSA malicious ZIP cron proof of conceptfunctional · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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