# CVE-2026-102847: gedelumbung HospitalManagement Guest Book buku_tamu.php kirim cross site scripting

> Attackers can inject malicious scripts via the guest book form, potentially leading to code execution or account takeover in the Hospital Management System.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 30 Sep 2026
- **Updated:** 30 Sep 2026
- **Also known as:** GHSA-34cw-vf2p-xqjp

## What is CVE-2026-102847?

CVE-2026-102847 is a medium-severity cross-site scripting vulnerability in gedelumbung HospitalManagement, published on 30 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A flaw has been found in gedelumbung HospitalManagement up to c2d45543789a3887067d3915f69d44cfc2cf76a8. The affected element is the function kirim of the file application/modules/web/controllers/buku_tamu.php of the component Guest Book. This manipulation of the argument nama/email/pesan causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been published and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2026-102847?


## How do I fix CVE-2026-102847?

No fix has been published for CVE-2026-102847 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-102847 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-102847 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-102847 and fix it if it is affected.

What it is: CVE-2026-102847 is a medium-severity cross-site scripting vulnerability in gedelumbung HospitalManagement, published on 30 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-102847 exists.

Affected product: gedelumbung HospitalManagement. 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-2026-102847/ (Markdown: https://insights.sbomify.com/CVE-2026-102847/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-102847
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-102847
- OSV: https://osv.dev/vulnerability/CVE-2026-102847

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-102847/
Summaries are generated and may contain mistakes; the official description above is the record.