# CVE-2023-1263: CMP – Coming Soon & Maintenance Plugin by NiteoThemes <= 4.1.6 - Information Exposure

> Unauthenticated attackers can view published post content even when maintenance mode is active, exposing sensitive information.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Mar 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-8hvr-7cm7-7fwj

## What is CVE-2023-1263?

CVE-2023-1263 is a medium-severity vulnerability in CMP – Coming Soon & Maintenance Plugin by NiteoThemes, published on 7 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The CMP – Coming Soon & Maintenance plugin for WordPress is vulnerable to Information Exposure in versions up to, and including, 4.1.6  via the cmp_get_post_detail function. This can allow unauthenticated individuals to obtain the contents of any non-password-protected, published post or page even when maintenance mode is enabled.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2023-1263?

It affects 1 product.


Products: Niteothemes Coming Soon \& Maintenance.

## How do I fix CVE-2023-1263?

No fix has been published for CVE-2023-1263 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-1263 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1263 exists.

Public exploit code:

- Coming Soon & Maintenance < 4.1.7 - Unauthenticated Post/Page Access (nuclei): http/cves/2023/CVE-2023-1263.yaml

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-1263 and fix it if it is affected.

What it is: CVE-2023-1263 is a medium-severity vulnerability in CMP – Coming Soon & Maintenance Plugin by NiteoThemes, published on 7 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1263 exists.

Affected product: CMP – Coming Soon & Maintenance Plugin by NiteoThemes. 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-2023-1263/ (Markdown: https://insights.sbomify.com/CVE-2023-1263/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-1263
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-1263
- OSV: https://osv.dev/vulnerability/CVE-2023-1263

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-1263/
Summaries are generated and may contain mistakes; the official description above is the record.