Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting
Published Jun 9, 2026
7.6
HIGHCVSS 3.1
EPSS 0.25%
Description
An attacker able to influence values in RelyingPartyRegistration may be able to run arbitrary code on HTML forms generated by Spring Security filters.
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.
Affected products
-
- Version 5.7.0StatusaffectedConstraints<5.7.24
- Version 5.8.0StatusaffectedConstraints<5.8.26
- Version 6.3.0StatusaffectedConstraints<6.3.17
- Version 6.4.0StatusaffectedConstraints<6.4.17
- Version 6.5.0StatusaffectedConstraints<6.5.10.2
- Version 7.0.0StatusaffectedConstraints<7.0.5.1
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spring | Spring Security | unaffected |
|
- ≥ 5.7.0 · < 5.7.24
- ≥ 5.8.0 · < 5.8.26
- ≥ 6.3.0 · < 6.3.17
- ≥ 6.4.0 · < 6.4.17
- ≥ 6.5.0 · < 6.5.10.2
- ≥ 7.0.0 · < 7.0.5.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
1 other source (GHSA) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Jun 10, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
Jun–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.25% (0.00253) | 15.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.18% (0.00181) | 7.85th | v5 (v2026.06.15) |
| Jun 10, 2026 | 0.03% (0.00032) | 9.87th | v4 (v2025.03.14) |
References (5)
- https://github.com/advisories/GHSA-3pjj-qpw6-5fcm Advisory
- https://github.com/spring-projects/spring-security/releases/tag/6.5.11
- https://github.com/spring-projects/spring-security/releases/tag/7.0.6
- https://nvd.nist.gov/vuln/detail/CVE-2026-41003
- https://spring.io/security/cve-2026-41003 Vendor Advisory
Change history (0)
No recorded changes yet.