# CVE-2026-1984: Missing authorization in Ibtana – Ecommerce Product Addons

> Authenticated subscribers can modify arbitrary post meta data due to missing capability checks in the Ibtana WordPress plugin.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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:** 19 Sep 2026
- **Updated:** 19 Sep 2026
- **Also known as:** GHSA-hwph-8x7c-9r99

## What is CVE-2026-1984?

CVE-2026-1984 is a medium-severity missing authorization vulnerability in vowelweb Ibtana – Ecommerce Product Addons, published on 19 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Ibtana – Ecommerce Product Addons plugin for WordPress is vulnerable to unauthorized post meta modification due to a missing capability check on the 'iepa_use_gt_editor' AJAX action in all versions up to, and including, 0.4.7.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update or delete arbitrary post meta entries via the 'iepa_builder' meta key.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-1984?


## How do I fix CVE-2026-1984?

No fix has been published for CVE-2026-1984 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-1984 being exploited?

There is no known exploitation of CVE-2026-1984 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-1984 and fix it if it is affected.

What it is: CVE-2026-1984 is a medium-severity missing authorization vulnerability in vowelweb Ibtana – Ecommerce Product Addons, published on 19 Sep 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-2026-1984 in the wild and no public exploit code.

Affected product: vowelweb Ibtana – Ecommerce Product Addons. 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-2026-1984/ (Markdown: https://insights.sbomify.com/CVE-2026-1984/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-1984
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-1984
- OSV: https://osv.dev/vulnerability/CVE-2026-1984

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-1984/
Summaries are generated and may contain mistakes; the official description above is the record.