# CVE-2021-41564: Tad Honor - Improper Authorization

> Remote attackers can arbitrarily delete articles without logging in due to improper authorization in the book list function.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Oct 2021
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-37jg-qm7m-782r

## What is CVE-2021-41564?

CVE-2021-41564 is a medium-severity missing authorization vulnerability in Tad Honor, published on 8 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Tad Honor viewing book list function is vulnerable to authorization bypass, thus remote attackers can use special parameters to delete articles arbitrarily without logging in.

Weakness: CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2021-41564?

It affects 1 product.


Products: Tad Honor Project Tad Honor.

## How do I fix CVE-2021-41564?

No fix has been published for CVE-2021-41564 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-41564 being exploited?

There is no known exploitation of CVE-2021-41564 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-41564 and fix it if it is affected.

What it is: CVE-2021-41564 is a medium-severity missing authorization vulnerability in Tad Honor, published on 8 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-41564 in the wild and no public exploit code.

Affected product: Tad Honor. 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-2021-41564/ (Markdown: https://insights.sbomify.com/CVE-2021-41564/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-41564
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-41564
- OSV: https://osv.dev/vulnerability/CVE-2021-41564

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-41564/
Summaries are generated and may contain mistakes; the official description above is the record.