CVE-2026-6811— PHP Stack Exhaustion
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MongoDB Inc. | PHP Driver | 1.21.5 | affected |
2.1.8 | affected |
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I. Basic Information for CVE-2026-6811
Vulnerability Information
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Vulnerability Title
PHP Stack Exhaustion
Source: NVD (National Vulnerability Database)
Vulnerability Description
Stack exhaustion vulnerability in the MongoDB PHP driver can cause application crashes when processing deeply nested BSON documents in unusual circumstances when the source of these BSON documents is not MongoDB Server.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未经控制的递归
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MongoDB Inc. | PHP Driver | 1.21.5 | - |
II. Public POCs for CVE-2026-6811
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same vendor: MongoDB Inc.
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Zlib compressed protocol header length confusion may allow m - CVE-2025-14345
Cross-Shard Failovers May Lead to Partial Transaction Commit
Same weakness: CWE-674
- CVE-2026-41935
Vvveb < 1.0.8.3 Uncontrolled Recursion Denial of Service - CVE-2026-6479
PostgreSQL SSL/GSS init causes denial of service, via uncont - CVE-2026-45205
Apache Commons Configuration: StackOverflowError for YAML in - CVE-2026-45740
protobufjs: Denial of Service via unbounded recursive JSON d - CVE-2026-44289
protobufjs: Denial of service through unbounded protobuf rec
V. Comments for CVE-2026-6811
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