CVE-2026-86842 | BDVDB-2026-378239 Detail

Real3D Flipbook

Description#

The Real3D Flipbook WordPress plugin before 5.4 does not perform capability checks on several of its authenticated flipbook management actions, allowing users with Author-level access and above to delete other users' flipbook content and overwrite administrator-only global settings, which can be leveraged to store JavaScript that executes in the context of any visitor or administrator viewing the site.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-862 Missing Authorization
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

References#

https://wpscan.com/vulnerability/b98713d1-e618-4728-baea-f26015e24b60/

Exploit#

https://wpscan.com/vulnerability/b98713d1-e618-4728-baea-f26015e24b60/

History#

Version 12026-09-23Record published in the CVE List.

Published

Published: 2026-09-23
Last modified: 2026-09-23

Vendor information

Vendor: Not stated
Product: Real3D Flipbook

Score

6.8 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 34.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Missing Authorization

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 5.4
Fixed
5.4

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.8 Medium

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).