CVE-2026-2004
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | PostgreSQL | 18 < 18.2 | affected |
| n/a | PostgreSQL | 17 < 17.8 | affected |
| n/a | PostgreSQL | 16 < 16.12 | affected |
| n/a | PostgreSQL | 15 < 15.16 | affected |
| n/a | PostgreSQL | 0 < 14.21 | affected |
Weaknesses
- CWE-1287: Improper Validation of Specified Type of Input
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
postgresql: PostgreSQL intarray missing validation of type of input to selectivity estimator executes arbitrary code
Additional References
- https://access.redhat.com/security/cve/CVE-2026-2004
- https://bugzilla.redhat.com/show_bug.cgi?id=2439325
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2004.json
- https://access.redhat.com/errata/RHSA-2026:4441
- https://access.redhat.com/errata/RHSA-2026:3887
- https://access.redhat.com/errata/RHSA-2026:19010
- https://access.redhat.com/errata/RHSA-2026:19009
- https://access.redhat.com/errata/RHSA-2026:4064
- https://access.redhat.com/errata/RHSA-2026:4024
- https://access.redhat.com/errata/RHSA-2026:4059
- https://access.redhat.com/errata/RHSA-2026:4063
- https://access.redhat.com/errata/RHSA-2026:4506
- https://access.redhat.com/errata/RHSA-2026:4509
- https://access.redhat.com/errata/RHSA-2026:4504
- https://access.redhat.com/errata/RHSA-2026:4505
- https://access.redhat.com/errata/RHSA-2026:4516
- https://access.redhat.com/errata/RHSA-2026:4075
- https://access.redhat.com/errata/RHSA-2026:4074
- https://access.redhat.com/errata/RHSA-2026:4515
- https://access.redhat.com/errata/RHSA-2026:4518
- https://access.redhat.com/errata/RHSA-2026:4254
- https://access.redhat.com/errata/RHSA-2026:4475
- https://access.redhat.com/errata/RHSA-2026:4548
- https://access.redhat.com/errata/RHSA-2026:4544
- https://access.redhat.com/errata/RHSA-2026:4524
- https://access.redhat.com/errata/RHSA-2026:4546
- https://access.redhat.com/errata/RHSA-2026:4547
- https://access.redhat.com/errata/RHSA-2026:4528
- https://access.redhat.com/errata/RHSA-2026:3896
- https://access.redhat.com/errata/RHSA-2026:4110
- https://access.redhat.com/errata/RHSA-2026:3730
- https://access.redhat.com/errata/RHSA-2026:8756
- https://access.redhat.com/errata/RHSA-2026:4943
References
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