Spring AI Vulnerable to OOM by attacker-controlled PDF

published 2026-04-28 6 mo ago modified 2026-10-26 13 d ago also GHSA-26gg-9gv2-v27j , EUVD-2026-26013

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits: 0; none known

In Spring AI, a malicious PDF file can be crafted that triggers the allocation of unreasonable amounts of memory when handled by `ForkPDFLayoutTextStripper`.

Affected versions: Spring AI: 1.0.0 - 1.0.5 (fixed in 1.0.6), 1.1.0 - 1.1.4 (fixed in 1.1.5)

Patch / fix

fixed in 2

maven org.springframework.ai:spring-ai-pdf-document-reader 1.0.6, 1.1.5
Spring Spring AI 1.0.6, 1.1.5

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 6 mo ago (2026-04-28)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
GitHub	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	org.springframework.ai:spring-ai-pdf-document-reader	>=1.0.0, <1.0.6 >=1.1.0, <1.1.5	1.0.6 1.1.5

Affected products

Spring Spring AI

Classification

Weakness

CWE-400 Uncontrolled Resource Consumption

References

spring.io /security/cve-2026-40980
web, vendor-advisory
nvd.nist.gov /vuln/detail/CVE-2026-40980
advisory
github.com /spring-projects/spring-ai
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary