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High 7.5Published Aug 27, 2026

CVE-2026-47885Spring Framework maxPartSize Ignored in PartEventHttpMessageReader

Updated under an hour ago ()

Does this affect you?

It affects Spring Framework and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The PartEventHttpMessageReader in Spring WebFlux does not enforce the maxPartSize limit when maxInMemorySize is set to -1. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28

CVSS
7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE)
CWE-770
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
vmware
NVD analysis
Undergoing Analysis
Record last updated
Aug 27, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Spring Spring Framework
spring:framework (from the name)
from 7.0.0 through 7.0.8; from 6.2.0 through 6.2.19; from 6.1.0 through 6.1.28
CNA record
vmware spring_framework
vmware:spring_framework
from 6.1.0 before 6.1.29; from 6.2.0 before 6.2.20; from 7.0.0 before 7.0.8.1
NVD

References

  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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