CVE-2026-59306: spring spring cloud stream Deserialization of Untrusted Data
CVSS: 3.8v3.1LowAnalyzed
Published 27-08-2026Last modified 28-08-2026
Vulnerability summary
CVE-2026-59306 is a low (CVSS 3.8) Deserialization of Untrusted Data vulnerability in spring spring cloud stream. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.6% of scored vulnerabilities.
CVSS score
3.8/10
010
Low · v3.1 (NVD)EPSS score
0.23%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 27-08-2026PublishedVulnerability first disclosed.
- 28-08-2026Last modifiedVulnerability information updated.
Description
Potential for deserialization of untrusted types in Spring Cloud Stream. Spring Cloud Stream 5.0.0 - 5.0.2 Spring Cloud Stream 4.3.0 - 4.3.3 Spring Cloud Stream 4.2.0 - 4.2.6
CVSS metrics
2 scores · 2 sources · 1 versionLow 3.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:NSources2 sources · 3.1–3.8
- CVE.orgCNA3.1LowCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
0.00 pp
From 0.23% on 18-09-2026
18-09-202618-10-2026
EPSS score0.23%
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 stream≥ 5.0.0, ≤ 5.0.2 | ≥ 4.3.0, ≤ 4.3.3 | ≥ 4.2.0, ≤ 4.2.6
Vmware1 product
- spring_cloud_stream≥ 4.2.0, < 4.2.7 | ≥ 4.3.0, < 4.3.4 | ≥ 5.0.0, < 5.0.3
2 vendors · 2 products