What is CVE-2026-53674?

CVE-2026-53674 is a high-severity vulnerability in Buddypress, classified under Improper Neutralization of Special Elements in Data Query Logic. CVSS score: 7.1/10. Published 2026-06-10.

How severe is CVE-2026-53674?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Buddypress

CVE-2026-53674

BuddyPress 14.4.0 contains a regular expression injection vulnerability in the activity mention resolver that, when username compatibility mode is enabled, allows attackers to manipulate a REGEXP database clause by crafting mention names c…

EPSS: 0.004 (29.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H.

Affected products

Buddypress — versions 0

Weakness classification (CWE)

CWE-943 — Improper Neutralization of Special Elements in Data Query Logic

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-53674?: CVE-2026-53674 is a high-severity vulnerability in Buddypress, classified under Improper Neutralization of Special Elements in Data Query Logic. CVSS score: 7.1/10. Published 2026-06-10.
How severe is CVE-2026-53674?: High severity. CVSS v3 base score is 7.1 out of 10.