CVE-2026-1314 | 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery <= 1.16.17 - Missing Authorization to Unauthenticated Private/Draft Flipbook Data Exposure

The 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the send_post_pages_json() function in all versions up to, and including, 1.16.17. This makes it possible for unauthenticated attackers to retrieve flipbook page metadata for draft, private and password-protected flipbooks.

Published: 2026-04-15 Last update: 2026-04-22 Assigner: [email protected] Source: [email protected]
NVD Status：Deferred，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2026-1314 is rated Moderate Risk (53.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.12%). EPSS rose +1.59% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-1314

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-22 1.53% 3.12% +1.59%
2 2026-05-16 1.41% 1.53% +0.12%
3 2026-04-23 — 1.41% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-1314

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 1.4 [email protected]

Weakness enumeration for CVE-2026-1314

GitHub Security Advisory for CVE-2026-1314

GHSA-xmhp-j3xp-gmh4 · Severity: medium — The 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery plugin for WordPress...

Affected software / configurations for CVE-2026-1314

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2026-1314

cvelogic Threat Intelligence