A mongoc_bulk_operation_t may read invalid memory if large options are passed.
https://lists.debian.org/debian-lts-announce/2026/01/msg00009.html
https://github.com/mongodb/mongo-php-driver/releases/tag/1.21.2
https://github.com/mongodb/mongo-c-driver/releases/tag/2.1.2
https://github.com/mongodb/mongo-c-driver/releases/tag/1.30.6
Published: 2025-11-18
Updated: 2026-01-14
Base Score: 1.7
Vector: CVSS2#AV:L/AC:L/Au:S/C:P/I:N/A:N
Severity: Low
Base Score: 3.3
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Severity: Low
Base Score: 6.9
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00012