Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-78149
Unknown Smart Post — Post Carousel 4.0.0 - 4.0.7 - Unauthenticated Password-Protected Post Content and post_password Disclosure via sp_handle_post_id
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L N N U L N N 5.3 .0034 25.7 —
AFFECTED
Product Versions Fixed
Smart Post 4.0.0 – —
TIMELINE
Aug 23 Reserved by WPScan
Sep 5 Published (CNA: WPScan)
Sep 6 EXPLOIT PUBLISHED — CVE-2026-78149 (Unknown Smart Post). Public exploit reference added.
Description
The Smart Post WordPress plugin before 4.0.8 does not check whether a post is password protected before returning its content and its stored password through an unauthenticated AJAX action, allowing unauthenticated users to read protected post content and the password that guards it.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| August 23, 2026 | Reserved | Reserved by WPScan |
| September 5, 2026 | Published | Published (CNA: WPScan) |
| September 6, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-78149 (Unknown Smart Post). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Unknown | Smart Post | — | 4.0.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-78149 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
