# CVE-2021-47757: Chikitsa Patient Management System 2.0.2 - 'plugin' Remote Code Execution (RCE) (Authenticated)

> Authenticated attackers can upload a malicious PHP shell via backup restoration to execute arbitrary commands on the server.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Jan 2026
- **Updated:** 5 Mar 2026
- **Also known as:** GHSA-8f5x-4gfr-8fxp

## What is CVE-2021-47757?

CVE-2021-47757 is a high-severity vulnerability in dharashah Chikitsa Patient Management System, published on 15 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Chikitsa Patient Management System 2.0.2 contains an authenticated remote code execution vulnerability in the backup restoration functionality. Authenticated attackers can upload a modified backup zip file with a malicious PHP shell to execute arbitrary system commands on the server.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2021-47757?

It affects 1 product.


Products: Chikitsa Patient Management System.

## How do I fix CVE-2021-47757?

No fix has been published for CVE-2021-47757 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-47757 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47757 exists.

## Other vulnerabilities in dharashah Chikitsa Patient Management System

- [CVE-2021-47758](https://insights.sbomify.com/CVE-2021-47758/): Chikitsa Patient Management System 2.0.2 - Remote Code Execution (RCE) (Authenticated) (high 8.7)
- [CVE-2021-38149](https://insights.sbomify.com/CVE-2021-38149/): Cross-site scripting in n/a (medium 5.4)
- [CVE-2021-38151](https://insights.sbomify.com/CVE-2021-38151/): Cross-site scripting in n/a (medium 5.4)
- [CVE-2021-38152](https://insights.sbomify.com/CVE-2021-38152/): Cross-site scripting in n/a (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-47757 and fix it if it is affected.

What it is: CVE-2021-47757 is a high-severity vulnerability in dharashah Chikitsa Patient Management System, published on 15 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47757 exists.

Affected product: dharashah Chikitsa Patient 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-2021-47757/ (Markdown: https://insights.sbomify.com/CVE-2021-47757/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-47757
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-47757
- OSV: https://osv.dev/vulnerability/CVE-2021-47757

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-47757/
Summaries are generated and may contain mistakes; the official description above is the record.