CVE-2026-47879: spring spring cloud gateway Server-Side Request Forgery (SSRF)
CVSS: 8.7v3.1HighAnalyzed
Published 27-08-2026Last modified 27-08-2026
Vulnerability summary
CVE-2026-47879 is a high (CVSS 8.7) Server-Side Request Forgery (SSRF) vulnerability in spring spring cloud gateway. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.6% of scored vulnerabilities.
CVSS score
8.7/10
010
High · v3.1 (NVD)EPSS score
0.33%
0%100%
Low · +0.08 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 27-08-2026PublishedVulnerability first disclosed.
- 27-08-2026Last modifiedVulnerability information updated.
Description
Spring Cloud Gateway JsonToGrpcGatewayFilterFactory allows arbitrary Spring Resource locations for defining the proto descriptor. Spring Cloud Gateway 5.0.0 - 5.0.2 Spring Cloud Gateway 4.3.0 - 4.3.5 Spring Cloud Gateway 4.0.0 - 4.2.9 Spring Cloud Gateway 3.1.13 and earlier
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.7Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:NSources2 sources · 7.7–8.7
- CVE.orgCNA7.7HighCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:NDiffers
EPSS trend
Probability
0.33%
Chance of exploitation in the next 30 days
Percentile
25%
Versus all other CVEs
30-day change
+0.08 pp
From 0.25% on 18-09-2026
18-09-202618-10-2026
EPSS score0.33%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Spring1 product
- spring cloud gateway≥ 5.0.0, ≤ 5.0.2 | ≥ 4.3.0, ≤ 4.3.5 | ≥ 4.0.0, ≤ 4.2.9 | ≤ 3.1.13
Vmware1 product
- spring_cloud_gateway< 3.1.14 | ≥ 4.0.0, < 4.2.10 | ≥ 4.3.0, < 4.3.6 | ≥ 5.0.0, < 5.0.3
2 vendors · 2 products
References
1 links- spring.io/security/cve-2026-47879Vendor Advisory