CVE-2026-90858: Access Control Flaw (CVSS 7.3)

Description

A flaw has been found in subhajitkhan online-clinic-management-system up to e9ee77a8827a1446220fa07ee693dc4d9a29a578. Affected by this vulnerability is the function session_start of the file adminappview.php. Executing a manipulation of the argument adminmail can lead to authorization bypass. The attack may be launched remotely. The exploit has been published and may be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The project was informed of the problem early through an issue report but has not responded yet.

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CVSS v3.1 Score

7.3

HIGH

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

EPSS — Exploit Prediction

0.0031

Probability of exploitation

0.24%

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-285 CWE-285

CWE-639 CWE-639

References

Other References

https://github.com/subhajitkhan/online-clinic-management-system/ https://github.com/subhajitkhan/online-clinic-management-system/issues/4 https://vuldb.com/cve/CVE-2026-90858 https://vuldb.com/submit/927291 https://vuldb.com/vuln/403415 https://vuldb.com/vuln/403415/cti

Frequently Asked Questions

What is CVE-2026-90858? +

A flaw has been found in subhajitkhan online-clinic-management-system up to e9ee77a8827a1446220fa07ee693dc4d9a29a578. Affected by this vulnerability is the function session_start of the file adminappview.php. Executing a manipulation of the argument adminmail can lead to authorization bypass. The attack may be launched remotely. The exploit has been published and may be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The project was informed of the problem early through an issue report but has not responded yet. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-90858? +

CVE-2026-90858 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0031, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-90858? +

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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