CVE-2026-40988
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Unbounded DEFLATE Inflation in SAML 2.0 Service Provider
An application using spring-security-saml2-service-provider and the REDIRECT binding for SAML 2.0 Login or Logout may be vulnerable to a denial of service by way of an unbounded writer that inflates the compressed SAML payload into memory. Affected versions: Spring Security 5.7.0 through 5.7.23; 5.8.0 through 5.8.25; 6.3.0 through 6.3.16; 6.4.0 through 6.4.16; 6.5.0 through 6.5.10; 7.0.0 through 7.0.5.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Spring Security
- Vendor
- Spring
- Product
- Spring Security
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 5.7.0 | affected | custom | 5.7.24 | Unavailable | None listed |
| 5.8.0 | affected | custom | 5.8.26 | Unavailable | None listed |
| 6.3.0 | affected | custom | 6.3.17 | Unavailable | None listed |
| 6.4.0 | affected | custom | 6.4.17 | Unavailable | None listed |
| 6.5.0 | affected | custom | 6.5.10.2 | Unavailable | None listed |
| 7.0.0 | affected | custom | 7.0.5.1 | Unavailable | None listed |