# CVE-2021-25084: Advanced Cron Manager - Subscriber+ Arbitrary Events/Schedules Creation/Deletion

> Authenticated users can create or delete cron events and schedules due to missing authorization checks in AJAX actions.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A: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:** 7 Feb 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-rggm-wjvh-78r5

## What is CVE-2021-25084?

CVE-2021-25084 is a medium-severity missing authorization vulnerability in Unknown Advanced Cron Manager, published on 7 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Advanced Cron Manager WordPress plugin before 2.4.2 and Advanced Cron Manager Pro WordPress plugin before 2.5.3 do not have authorisation checks in some of their AJAX actions, allowing any authenticated users, such as subscriber to call them and add or remove events as well as schedules for example

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2021-25084?

It affects 1 product.


Products: Bracketspace Advanced Cron Manager.

## How do I fix CVE-2021-25084?

No fix has been published for CVE-2021-25084 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-25084 being exploited?

There is no known exploitation of CVE-2021-25084 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Advanced Cron Manager

- [CVE-2024-4004](https://insights.sbomify.com/CVE-2024-4004/): Advanced Cron Manager < 2.5.7 - Admin+ Stored XSS (low 3.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-25084 and fix it if it is affected.

What it is: CVE-2021-25084 is a medium-severity missing authorization vulnerability in Unknown Advanced Cron Manager, published on 7 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-25084 in the wild and no public exploit code.

Affected product: Unknown Advanced Cron Manager. 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-2021-25084/ (Markdown: https://insights.sbomify.com/CVE-2021-25084/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-25084
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-25084
- OSV: https://osv.dev/vulnerability/CVE-2021-25084

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-25084/
Summaries are generated and may contain mistakes; the official description above is the record.