CVE-2026-101859: Command Injection (CVSS 5.4)

Description

A vulnerability has been found in RaspAP raspap-webgui up to 3.5.5. Affected by this vulnerability is the function escapeshellcmd of the file ajax/openvpn/del_ovpncfg.php of the component OpenVPN Configuration Handler. Such manipulation of the argument cfg_id leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

5.4

MEDIUM

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

EPSS — Exploit Prediction

0.0158

Probability of exploitation

0.75%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-77 CWE-77

CWE-78 OS Command Injection

References

Other References

https://gist.github.com/simyat/10422042d6d5225b2beb87754de4b68c https://vuldb.com/cve/CVE-2026-101859 https://vuldb.com/submit/930258 https://vuldb.com/vuln/411093 https://vuldb.com/vuln/411093/cti

Frequently Asked Questions

What is CVE-2026-101859? +

A vulnerability has been found in RaspAP raspap-webgui up to 3.5.5. Affected by this vulnerability is the function escapeshellcmd of the file ajax/openvpn/del_ovpncfg.php of the component OpenVPN Configuration Handler. Such manipulation of the argument cfg_id leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2026-101859? +

CVE-2026-101859 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0158, placing it in the 1th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-101859? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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