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CVE-2026-66456

WordPress Profile Extra Fields by BestWebSoft plugin <= 1.3.4 - Cross Site Scripting (XSS) vulnerability

6.5 Medium

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

0.22%Unchanged since Aug 14, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.5

WordPress Profile Extra Fields by BestWebSoft plugin <= 1.3.4 - Cross Site Scripting (XSS) vulnerability

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Record
CVE-2026-66456
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2026-57876 6.5

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Record
EUVD-2026-57876
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Updated
2026-11-02
GitHub AdvisoriesGHSA-48q7-w7r3-3jjg 6.5

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Record
GHSA-48q7-w7r3-3jjg
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness
CWE-79
Updated
2026-11-02
NVD 6.5

Subscriber Cross Site Scripting (XSS) in Profile Extra Fields by BestWebSoft <= 1.3.4 versions.

Record
CVE-2026-66456
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness
CWE-79
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-66456 is a medium vulnerability (CVSS 6.5) in Bestwebsoft Profile Extra Fields By Bestwebsoft, published August 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 13th percentile. No source names a fixed version.

References

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