CVE-2026-13062

HIGH
MEDIUM Priority: 0.01 BB Relevance: 64/100
Published: 2026-07-22 Modified: 2026-10-24 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: X
AT: None
VC: None
VI: High
VA: None

Description

An authenticated user with write privileges on a Queryable Encryption-enabled collection may be able to modify internal encryption metadata fields that are intended to be server-controlled, by sending crafted write commands through the mongos router on a sharded cluster. This can result in corruption of encrypted query correctness.

Weakness Classification (1)

Affected Software (4)

VendorProductVersion
mongodb mongodb 7.0.0 – 7.0.39
mongodb mongodb 8.0.0 – 8.0.28
mongodb mongodb 8.2.0 – 8.2.12
mongodb mongodb 8.3.0 – 8.3.7

References & Advisories (1)

https://jira.mongodb.org/browse/SERVER-127831
Vendor Advisory Issue Tracking

Bug Bounty Relevance

64 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

7.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/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

EPSS — Exploitation Probability

0.19%
Raw Score 0.001880
Percentile 8.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00188
2026-10-28
0.00188

Intelligence Sources

nvd ref →