Search/CVE-2026-6811
● CVE — Medium

CVE-2026-6811

VendormongodbProductphp driverDiscoveredMay 14, 2026UpdatedSep 24, 2026

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.

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CVSS v3.1
5.9 MEDIUM
EPSS
0.37%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 25, 2026 → Sep 26, 2026
▼ 0.05pp
0.42% → 0.37% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
May 14, 2026
Disclosure — published as a CVE record. · last revised by NVD Sep 24, 2026