CVEFinder.io

CVE-2026-84968

🔶 medium
Summary

An out-of-bounds read in the BSON decoding component of the MongoDB PHP driver may allow an unauthenticated party who supplies specially formed input to have a small amount of adjacent process memory copied into an error message that is returned to application code. This may result in unintended disclosure of limited memory contents.

CVSS Score
5.3
Medium
EPSS Score
0.2
Exploit Probability
Published Date
2026-09-03
First Seen: 2026-09-04
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 19.0% of all 365,968 vulnerabilities in our database.

#296,586
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: Sep 3, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
YES
Can be exploited automatically
💥 Technical Impact
Partial
Limited system impact
SSVC data provided by CISA
Last Modified 2026-09-10
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Vector 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE IDs (Weakness Types)

📦 Affected Products 3

🔗 References 1

🔗 Related CVEs 5

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-81525 ⚠️ high 8.1 0.5 The MongoDB client library for PHP does not sufficiently sanitize special elements in application-supplied namespace ide... 2026-08-27
CVE-2026-6811 🔶 medium 5.9 0.4 Stack exhaustion vulnerability in the MongoDB PHP driver can cause application crashes when processing deeply nested BSO... 2026-05-14
CVE-2025-12119 🔶 medium 6.8 0.2 A mongoc_bulk_operation_t may read invalid memory if large options are passed. 2025-11-18
CVE-2024-7553 ⚠️ high 7.3 0.2 Incorrect validation of files loaded from a local untrusted directory may allow local privilege escalation if the underl... 2024-08-07
CVE-2021-32050 🔶 medium 4.2 0.0 Some MongoDB Drivers may erroneously publish events containing authentication-related data to a command listener configu... 2023-08-29
These CVEs affect the same products