What’s Vulnerable › Vulnerabilities

CVE-2026-88897: Flextype CMS through 1.0.0-alpha.3 API Token Exposure via Query String

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-10 · updated 2026-09-15
• Weakness: CWE-598

Description

Flextype CMS through 1.0.0-alpha.3 accepts API authentication credentials through URL query string parameters in REST API routes. Attackers with access to web server, proxy, or monitoring logs can recover valid API token pairs that grant full API access.

Affected products

• flextype: through 1.0.0-alpha.3

References

• https://github.com/flextype/flextype
• https://github.com/flextype/flextype/blob/v1.0.0-alpha.3/src/flextype/core/Endpoints/Api.php
• https://github.com/flextype/flextype/issues/598
• https://www.vulncheck.com/advisories/flextype-cms-through-1.0.0-alpha.3-api-token-exposure-via-query-string

Get alerted when CVE-2026-88897 or the next vulnerability affects your stack