Description
Applications that use spring-boot-loader or spring-boot-loader-classic and contain custom code that performs signature verification of nested jar files may be vulnerable to signature forgery where content that appears to have been signed by one signer has, in fact, been signed by another.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Spring | Spring Boot | 2.7.x – < 2.7.22, 3.0.x – < 3.0.17, 3.1.x – < 3.1.13, 3.2.x – < 3.2.9, 3.3.x – < 3.3.3 | 2.7.22 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libspring-java | No fix yet | — |
| Debian 13 | libspring-java | No fix yet | — |
| Debian 12 | libspring-java | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | libspring-java | No fix yet | — |
| Ubuntu 26.04 LTS | libspring-java | No fix yet | — |
| Ubuntu 25.10 | libspring-java | No fix yet | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 22.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 20.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 18.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 16.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 14.04 LTS | libspring-java | No fix yet | — |
Affected packages
Advisories 4
- WID-SEC-2025-0135 Oracle Communications Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 3, 2026
- WID-SEC-2025-0148 Oracle Communications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026
- NCSC-2025-0021 Kwetsbaarheden verholpen in Oracle Communications NCSC-NL (Netherlands) · Jan 22, 2025
- WID-SEC-2024-1916 VMware Tanzu Spring Boot: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen BSI CERT-Bund (WID) · Jan 19, 2025