CVE-2026-22732
Under Some Conditions Spring Security HTTP Headers Are not Written
CRITICAL 9.1EPSS 0.5%
When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility that the HTTP Headers will not be written. This issue affects Spring Security Servlet applications using lazy (default) writing of HTTP Headers: : from 5.7.0 through 5.7.21, from 5.8.0 through 5.8.23, from 6.3.0 through 6.3.14, from 6.4.0 through 6.4.14, from 6.5.0 through 6.5.8, from 7.0.0 through 7.0.3.
- Affected
- VMware · Spring Security
- CVSS v3.1 VMWARE
- 9.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - EPSS
- 0.49% chance of exploitation in the next 30 days, 41st percentile
- Published
- 2026-03-19
- Updated
- 2026-04-02
Proof-of-concept exploits (3)
- moderneinc/rewrite-cve-2026-227320★ · 2026-10-09
- semgrep/cve-2026-22732-demo0★ · 2026-04-07
- dylan-chainguard/cve-2026-22732-poc0★ · 2026-09-11