CVE-2026-47889
CVE-2026-47889 is a high-severity vulnerability in Vmware Spring Framework with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1275.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (17th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1275
- Affected product: Vmware Spring Framework
- Published:
- Last modified:
Description
A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19
Frequently asked questions
- What is CVE-2026-47889?
- A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19
- How severe is CVE-2026-47889?
- CVE-2026-47889 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2026-47889 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-47889?
- CVE-2026-47889 affects Vmware Spring Framework. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-47889?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-47889 published?
- CVE-2026-47889 was published on 2026-08-27 and last updated on 2026-09-10.
References
Affected products (1)
- cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:*
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