CVE-2023-30533
HIGH
7.8
CVSS Score
Published: April 24, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:54 AM UTC
1 product affected across 1 vendorSheetjs
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Severity
HIGH7.8
Exploit prediction
EPSS 1.0%
SSVC
No known exploit
Description
SheetJS Community Edition before 0.19.3 allows Prototype Pollution via a crafted file. In other words. 0.19.2 and earlier are affected, whereas 0.19.3 and later are unaffected.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.8HIGHCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-1321
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