CVE-2026-47851

Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader

State: Published
Severity: 7.5 High
Published: Aug 26, 2026
Updated: Aug 27, 2026
Reserved: May 20, 2026

Description

Analyzing a PDF with a deeply nested or cyclic table of contents can cause a StackOverflowError in the ingestion thread. Spring AI 2.0.0 Spring AI 1.1.0 - 1.1.8 Spring AI 1.0.0 - 1.0.9

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	vmware

Weaknesses

CWE-674 Uncontrolled Recursion

Affected Products

Product	Versions
Spring AISpring	2.0.0Affected 1.1.0 through 1.1.8Affected 1.0.0 through 1.0.9Affected

References

https://spring.io/security/cve-2026-47851

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