CVE-2021-41559
MEDIUM
6.5
CVSS Score
Published: June 28, 2022 at 09:27 PM UTC
Updated: June 17, 2026 at 04:08 AM UTC
1 product affected across 1 vendorSilverstripe
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
Silverstripe silverstripe/framework 4.8.1 has a quadratic blowup in Convert::xml2array() that enables a remote attack via a crafted XML document.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.10.9
Affected range stops below 4.10.9, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://github.com/silverstripe/silverstripe-framework/releasesx_refsource_MISCNot ApplicableVendor Advisory
Source: [email protected]
https://www.silverstripe.org/download/security-releases/x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://www.silverstripe.org/download/security-releases/cve-2021-41559CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-776
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