# CVE-2026-4971: SourceCodester Note Taking App cross-site request forgery

> Attackers can perform unauthorized actions on behalf of authenticated users in the SourceCodester Note Taking App via cross-site request forgery.

- **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:** 27 Mar 2026
- **Updated:** 30 Mar 2026
- **Also known as:** GHSA-v9x5-p5rr-wxmv

## What is CVE-2026-4971?

CVE-2026-4971 is a medium-severity vulnerability in SourceCodester Note Taking App, published on 27 Mar 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 weakness has been identified in SourceCodester Note Taking App up to 1.0. This impacts an unknown function. This manipulation causes cross-site request forgery. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Weakness: CWE-862 (Missing Authorization), CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2026-4971?


## How do I fix CVE-2026-4971?

No fix has been published for CVE-2026-4971 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-4971 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-4971 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-4971 and fix it if it is affected.

What it is: CVE-2026-4971 is a medium-severity vulnerability in SourceCodester Note Taking App, published on 27 Mar 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-2026-4971 exists.

Affected product: SourceCodester Note Taking App. 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-2026-4971/ (Markdown: https://insights.sbomify.com/CVE-2026-4971/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-4971
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-4971
- OSV: https://osv.dev/vulnerability/CVE-2026-4971

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-4971/
Summaries are generated and may contain mistakes; the official description above is the record.