# CVE-2026-90858: subhajitkhan online-clinic-management-system adminappview.php session_start authorization

> Remote attackers can bypass authorization in the admin app view by manipulating the adminmail argument, gaining unauthorized access.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Sep 2026
- **Updated:** 15 Sep 2026
- **Also known as:** GHSA-74q7-qwj9-cpqm

## What is CVE-2026-90858?

CVE-2026-90858 is a medium-severity authentication bypass vulnerability in subhajitkhan online-clinic-management-system, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official 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.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key), CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2026-90858?


## How do I fix CVE-2026-90858?

No fix has been published for CVE-2026-90858 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-90858 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90858 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-90858 and fix it if it is affected.

What it is: CVE-2026-90858 is a medium-severity authentication bypass vulnerability in subhajitkhan online-clinic-management-system, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90858 exists.

Affected product: subhajitkhan online-clinic-management-system. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-90858/ (Markdown: https://insights.sbomify.com/CVE-2026-90858/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-90858
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-90858
- OSV: https://osv.dev/vulnerability/CVE-2026-90858

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-90858/
Summaries are generated and may contain mistakes; the official description above is the record.