# CVE-2026-42755: WordPress TableOn plugin <= 1.0.5.1 - SQL Injection vulnerability

> An attacker can perform blind SQL injection attacks against the TableOn WordPress plugin to read sensitive database information.

- **Severity:** Critical 9.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/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:** 27 May 2026
- **Updated:** 27 May 2026
- **Also known as:** GHSA-5887-vh9w-5fwr

## What is CVE-2026-42755?

CVE-2026-42755 is a critical SQL injection vulnerability in RealMag777 TableOn, published on 27 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in RealMag777 TableOn posts-table-filterable allows Blind SQL Injection.This issue affects TableOn: from n/a through <= 1.0.5.1.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2026-42755?


## How do I fix CVE-2026-42755?

No fix has been published for CVE-2026-42755 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-42755 being exploited?

There is no known exploitation of CVE-2026-42755 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-42755 and fix it if it is affected.

What it is: CVE-2026-42755 is a critical SQL injection vulnerability in RealMag777 TableOn, published on 27 May 2026. 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-2026-42755 in the wild and no public exploit code.

Affected product: RealMag777 TableOn. 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-2026-42755/ (Markdown: https://insights.sbomify.com/CVE-2026-42755/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-42755
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-42755
- OSV: https://osv.dev/vulnerability/CVE-2026-42755

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-42755/
Summaries are generated and may contain mistakes; the official description above is the record.