What’s Vulnerable › Vulnerabilities

CVE-2026-78213: Hepta Platforms｜Heptabase - Stored Cross-Site Scripting

• Severity: high (CVSS 8.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-24 · updated 2026-10-12
• Weakness: CWE-79

Description

Heptabase developed by Hepta Platforms, Inc. has a Stored Cross-Site Scripting vulnerability. Authenticated remote attackers can inject persistent malicious content into specific pages, causing arbitrary JavaScript code to execute when other users click the crafted content.

Affected products

• Hepta Platforms Heptabase: all versions

References

• https://www.twcert.org.tw/en/cp-139-11124-b8b51-2.html
• https://www.twcert.org.tw/tw/cp-132-11125-9d359-1.html

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