CVE-2026-47851
Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader
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
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader
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
- Record
CVE-2026-47851- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-674
- Updated
- 2026-11-02
EUVDEUVD-2026-66821
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
- Record
EUVD-2026-66821- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-3934-8pqh-qq29
Analyzing a PDF with a deeply nested or cyclic table of contents can cause a StackOverflowError...
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
- Record
GHSA-3934-8pqh-qq29- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-674
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2026-47851- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-674
- Updated
- 2026-11-02
OSV
Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader
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
- Record
CVE-2026-47851- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVCLSA-2026-1793463667 No score
TuxCare security update for org.springframework.ai (4 CVEs)
TuxCare rebuilt 3 org.springframework.ai packages to address 4 CVEs. Fixed in 1.0.9-tuxcare.1.
- Record
CLSA-2026-1793463667- Updated
- 2026-11-02
OSVCLSA-2026-1793654179 No score
TuxCare security update for org.springframework.ai (4 CVEs)
TuxCare rebuilt 3 org.springframework.ai packages to address 4 CVEs. Fixed in 1.1.8-tuxcare.1.
- Record
CLSA-2026-1793654179- Updated
- 2026-11-03
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.springframework.ai:spring-ai-modelTuxCare:Maven From an advisory covering 4 CVEs |
1.0.9 up to 1.0.9-tuxcare.1 | 1.0.9-tuxcare.1 |
org.springframework.ai:spring-ai-pdf-document-readerTuxCare:Maven From an advisory covering 4 CVEs |
1.0.9 up to 1.0.9-tuxcare.1 | 1.0.9-tuxcare.1 |
org.springframework.ai:spring-ai-transformersTuxCare:Maven From an advisory covering 4 CVEs |
1.0.9 up to 1.0.9-tuxcare.1 | 1.0.9-tuxcare.1 |
org.springframework.ai:spring-ai-modelTuxCare:Maven From an advisory covering 4 CVEs |
1.1.8 up to 1.1.8-tuxcare.1 | 1.1.8-tuxcare.1 |
org.springframework.ai:spring-ai-pdf-document-readerTuxCare:Maven From an advisory covering 4 CVEs |
1.1.8 up to 1.1.8-tuxcare.1 | 1.1.8-tuxcare.1 |
org.springframework.ai:spring-ai-transformersTuxCare:Maven From an advisory covering 4 CVEs |
1.1.8 up to 1.1.8-tuxcare.1 | 1.1.8-tuxcare.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected, aliases | OSV | |
| affected, aliases, products, published | EUVD, OSV | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-47851 is a high vulnerability (CVSS 7.5) in Spring Ai, published August 26, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 40th percentile. No source names a fixed version.