php-mongodb: An out-of-bounds read in the BSON decoding component of the MongoDB PHP driver may allow an unauthenticated party who...
CVE-2026-84968 is fixed in php-mongodb on 1 platform, first by DEBIAN-CVE-2026-84968, released October 2, 2026. It is not reported as exploited. Patch Radar priority: Routine.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| php-mongodb · Debian 13.5 (trixie) | 2.0.0-1+deb13u1 | DEBIAN-CVE-2026-84968 | Oct 2, 2026 |
| php-mongodb · Debian 14 | 2.5.3-1 | DEBIAN-CVE-2026-84968 | Oct 2, 2026 |
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