What is CVE-2026-82530?

CVE-2026-82530 is a medium-severity vulnerability in Ip2location Country Blocker, classified under Authentication Bypass by Spoofing. CVSS score: 5.3/10. Published 2026-09-09.

How severe is CVE-2026-82530?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Ip2location Country Blocker

CVE-2026-82530

IP2Location Country Blocker plugin for WordPress before 2.45.0 contains an access control bypass vulnerability that allows unauthenticated remote attackers to circumvent IP-based restrictions by forging the X-Real-IP HTTP header. Attackers can set the X-Real-IP header to an allowlisted IP address to bypass page, link, or site-wide access restrictions and access otherwise-blocked resources.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Ip2location Country Blocker

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-82530?: CVE-2026-82530 is a medium-severity vulnerability in Ip2location Country Blocker, classified under Authentication Bypass by Spoofing. CVSS score: 5.3/10. Published 2026-09-09.
How severe is CVE-2026-82530?: Medium severity. CVSS v3 base score is 5.3 out of 10.