What’s Vulnerable › Vulnerabilities

CVE-2023-23607: Unrestricted file upload leads to Remote Code Execution in erohtar/Dasherr

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-20 · updated 2026-06-17
• Weakness: CWE-434

Description

erohtar/Dasherr is a dashboard for self-hosted services. In affected versions unrestricted file upload allows any unauthenticated user to execute arbitrary code on the server. The file /www/include/filesave.php allows for any file to uploaded to anywhere. If an attacker uploads a php file they can execute code on the server. This issue has been addressed in version 1.05.00. Users are advised to upgrade. There are no known workarounds for this issue.

Affected products

• erohtar Dasherr: before 1.05.00 — fixed in 1.05.00

How to fix

Upgrade to a fixed version: erohtar Dasherr 1.05.00. Check the vendor advisory for mitigations.

References

• https://github.com/erohtar/Dasherr/commit/445325c7cf1148a8cd38af3a90789c6cbf6c5112
• https://github.com/erohtar/Dasherr/security/advisories/GHSA-6rgc-2x44-7phq
• https://github.com/erohtar/Dasherr/commit/445325c7cf1148a8cd38af3a90789c6cbf6c5112
• https://github.com/erohtar/Dasherr/security/advisories/GHSA-6rgc-2x44-7phq
• https://www.vicarius.io/vsociety/posts/analyzing-arbitrary-file-upload-in-dasherr-cve-2023-23607-23608

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