01 Record
CVE-2026-103427
Simple Membership <= 4.8.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Country Field
MediumPUBLISHEDCNA: Wordfence
CNA base score6.4 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
02 Description
Simple Membership <= 4.8.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Country Field
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 11.1% of scored records. A rank, not a probability.
- NVD base score
- 6.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-13.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-10 06:40Z19 DAYS AGO
- Last updated
- 2026-10-11 12:13Z17 DAYS AGO
- Reserved
- 2026-09-30
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.4)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.2
- Document digest
- 0dc85d3478a25c86dafde39ab7cc21935bc97c162c6e5d7f410ed5b7ce130ec5
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/fbebb9d4-c445-473d-a5f6-beac00ebe7aa?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/simple-membership/tags/4.8.4/classes/class.swpm-utils-misc.php#L1060
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/simple-membership/tags/4.8.4/views/admin_member_form_common_part.php#L42
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/simple-membership/tags/4.8.4/classes/class.swpm-form.php#L158
- downloads.wordpress.orghttps://downloads.wordpress.org/plugin/simple-membership.4.8.5.zip