CVE-2026-93659
CVSS v3
8.7
HIGH
EPSS Score
0.5 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts or exfiltrate data.
Technical details
- Published
- 2026-09-18
- Last Modified
- 2026-09-18
Frequently asked questions
What is CVE-2026-93659?
Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts or exfiltrate data.
Is CVE-2026-93659 actively exploited?
Active exploitation of CVE-2026-93659 has not been confirmed. Its EPSS score was 0.5% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-93659?
CVE-2026-93659 has a CVSS v3 base score of 8.7 (HIGH severity).
Is CVE-2026-93659 affecting your environment?
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