libmongocrypt: A missing input-validation issue in MongoDB libmongocrypt's automatic-encryption context setup allows a caller-suppli...
CVE-2026-81523 is fixed in libmongocrypt on 1 platform, first by DEBIAN-CVE-2026-81523, released September 3, 2026. It is not reported as exploited. Patch Radar priority: Routine.
A missing input-validation issue in MongoDB libmongocrypt's automatic-encryption context setup allows a caller-supplied database identifier to be accepted without sanitization. The resulting impact is limited to incorrect schema selection, which may lead to limited disclosure or modification of information handled by the application.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libmongocrypt · Debian 13.5 (trixie) | 1.13.2-1+deb13u1 | DEBIAN-CVE-2026-81523 | Sep 3, 2026 |
| libmongocrypt · Debian 14 | 1.20.3-1 | DEBIAN-CVE-2026-81523 | Sep 3, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.