What’s Vulnerable › Vulnerabilities

CVE-2026-109301: Parse Server before 8.6.95 and 9.0.0 before 9.10.2-alpha.3 Denial of Service via File Pointer Without URL

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-18
• Weakness: CWE-248

Description

Parse Server before 8.6.95 and 9.0.0 before 9.10.2-alpha.3 does not resolve file references lacking a URL before passing objects to Cloud Code triggers and LiveQuery, causing an uncaught exception that terminates the process. Attackers able to write to a class with Cloud Code save, find, or delete triggers or LiveQuery enabled, including unauthenticated users when public write access or sign-up is allowed, can crash the server or break subsequent requests.

Affected products

• parse-community parse-server: from 9.0.0 before 9.10.2-alpha.3; before 8.6.95 — fixed in 8.6.95, 9.10.2-alpha.3

How to fix

Upgrade to a fixed version: parse-community parse-server 8.6.95, 9.10.2-alpha.3. Check the vendor advisory for mitigations.

References

• https://github.com/parse-community/parse-server/security/advisories/GHSA-gpr6-gr9g-pfw6
• https://www.vulncheck.com/advisories/parse-server-before-8.6.95-and-9.0.0-before-9.10.2-alpha.3-denial-of-service-via-file-pointer-without-url

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