CVE catalog
CVE-2026-18022
DEBIAN-CVE-2026-18022
- Severity
- High · CVSS 8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.60% · Oct 25, 2026
Integer wraparound in IVFFlat index build in pgvector before 0.8.6 allows a database user to write data out-of-bounds, which could lead to arbitrary code execution. Only 32-bit systems are affected.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | pgvector | 13 | 0.8.0-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.1-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.1-2 | vulnerable |
| Debian | pgvector | 13 | 0.8.2-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.3-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.4-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.5-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.6-1 | vulnerable |
| Debian | pgvector | 13 | 0.8.7-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.0-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.1-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.1-2 | vulnerable |
| Debian | pgvector | 14 | 0.8.2-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.3-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.4-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.5-1 | vulnerable |
| Debian | pgvector | 14 | 0.8.6-1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | pgvector | deb | 14 | 0.8.6-1 | Not reported | DEBIAN-CVE-2026-18022 | Not reported |
OpenFactory catalog packages
[Debian 13 (Trixie)]
- [postgresql-17-pgvector]Affected
Source package: [pgvector]
Details (2)
0.8.0-1· amd64 · trixieAffected
pypi · pgvector · debian · 13
0.8.0-1· arm64 · trixieAffected
pypi · pgvector · debian · 13
Observed: