CVE-2026-1881

MEDIUM 4.3

Broadstreet <= 1.52.2 - Authenticated (Subscriber+) Private Post Meta Disclosure via get_sponsored_meta

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

The Broadstreet plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.52.2 via the get_sponsored_meta AJAX action due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to disclose any private post metadata.

CWE	CWE-639
Vendor	broadstreetads
Product	broadstreet
Published	May 21, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

broadstreetads / Broadstreet

0 ≤ 1.52.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/328ccf8f-797b-4b1a-b0f1-afd8e44f41e6?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?old_path=%2Fbroadstreet/tags/1.52.2&new_path=%2Fbroadstreet/tags/1.53.2

Credits

Tarcísio Luchesi De Almeida Silva