CVE-2026-59313
Server Sent Event stream corruption in Spring MVC functional web framework
Description
Spring MVC applications using the functional web framework are vulnerable to stream corruption when using Server-Sent Events (SSE). Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49
INFO
Published Date :
Aug. 27, 2026, 8:17 p.m.
Last Modified :
Aug. 31, 2026, 6:04 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Spring Framework to a non-vulnerable version.
- Apply the latest security patches for Spring Framework.
- Test the application thoroughly after updates.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-59313.
| URL | Resource |
|---|---|
| https://spring.io/security/cve-2026-59313 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-59313 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-59313
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-59313 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-59313 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 31, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* versions from (including) 5.3.0 up to (including) 5.3.49 *cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (including) 6.0.30 *cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* versions from (including) 6.1.0 up to (including) 6.1.28 *cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* versions from (including) 6.2.0 up to (including) 6.2.19 *cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (including) 7.0.8 Added Reference Type VMware: https://spring.io/security/cve-2026-59313 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 28, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-93 Added SSVC {'id': 'CVE-2026-59313', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-08-28T19:58:16.605774Z'} -
New CVE Received by [email protected]
Aug. 27, 2026
Action Type Old Value New Value Added Description Spring MVC applications using the functional web framework are vulnerable to stream corruption when using Server-Sent Events (SSE). Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/59xxx/CVE-2026-59313.json">CVE-2026-59313</a> Added Reference https://spring.io/security/cve-2026-59313