CVE-2026-116313— PostgreSQL "vacuumdb --missing-stats-only" lets a database owner execute code as the vacuumdb user
Quick assessment
Affected
n/a PostgreSQL
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
PostgreSQL 的 工具中存在不可信搜索路径漏洞。数据库所有者可通过在 目录查询中使用的操作符进行“影子覆盖”（shadowing），从而以运行 的数据库用户身份执行任意 SQL 语句。 文档中推荐的 调用方式即属于受影响的调用。在 PostgreSQL 18 主版本中，低于 18.7 的次版本均受影响；而早于 PostgreSQL 18 的版本不受此漏洞影响。
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I. Basic Information for CVE-2026-116313
Vulnerability Information
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Vulnerability Title
PostgreSQL "vacuumdb --missing-stats-only" lets a database owner execute code as the vacuumdb user
Source: CVE Program / CVE List V5
Vulnerability Description
Untrusted search path in PostgreSQL vacuumdb allows a database owner to execute arbitrary SQL as the database user running vacuumdb, via shadowing operators used in the --missing-stats-only catalog query. The pg_upgrade documentation recommends an affected vacuumdb invocation. Within major version 18, minor versions before PostgreSQL 18.7 are affected. Versions before PostgreSQL 18 are unaffected.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不可信的搜索路径
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | PostgreSQL | 18 ~ 18.7 | - |
|
II. Public POCs for CVE-2026-116313
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-116313 (1)
Same Patch Batch · n/a · 2026-11-12 · 56 CVEs total
| CVE-2026-116317 | 8.8 HIGH | PostgreSQL ts_rank_cd() heap buffer overflow may execute arbitrary code |
| CVE-2026-116307 | 8.8 HIGH | PostgreSQL plperl prepared-query use-after-free executes arbitrary code |
| CVE-2026-116309 | 8.8 HIGH | PostgreSQL plperl blessed-reference type confusion may execute arbitrary code |
| CVE-2026-120144 | 8.8 HIGH | PostgreSQL type-cache invalidation gap executes arbitrary code |
| CVE-2026-120142 | 8.8 HIGH | PostgreSQL dropped-column type confusion executes arbitrary code |
| CVE-2026-120141 | 8.8 HIGH | PostgreSQL materialized set-returning function type confusion executes arbitrary code |
| CVE-2026-120139 | 8.8 HIGH | PostgreSQL tuple-size integer wraparound executes arbitrary code |
| CVE-2026-116336 | 8.8 HIGH | PostgreSQL REINDEX CONCURRENTLY does not block DROP INDEX during index functions |
| CVE-2026-116335 | 8.8 HIGH | PostgreSQL commutator or negator result-type confusion executes arbitrary code |
| CVE-2026-116332 | 8.8 HIGH | PostgreSQL portal setup use-after-free executes arbitrary code |
| CVE-2026-120143 | 8.8 HIGH | PostgreSQL transition-table cursor use-after-free executes arbitrary code |
| CVE-2026-116331 | 8.8 HIGH | PostgreSQL min/max aggregate type confusion executes arbitrary code |
| CVE-2026-116329 | 8.8 HIGH | PostgreSQL statistics import type confusion executes arbitrary code |
| CVE-2026-116330 | 8.8 HIGH | PostgreSQL pg_dump tar restore.sql fails to block psql command injection |
| CVE-2026-116328 | 8.8 HIGH | PostgreSQL generation memory context integer wraparound executes arbitrary code |
| CVE-2026-116319 | 8.8 HIGH | PostgreSQL plperl reentrant return_next() use-after-free executes arbitrary code |
| CVE-2026-116326 | 8.8 HIGH | PostgreSQL plperl tied-object exceptions follow stale sigjmp_buf |
| CVE-2026-116323 | 8.8 HIGH | PostgreSQL pltcl reentrant result conversion use-after-free executes arbitrary code |
| CVE-2026-116318 | 8.8 HIGH | PostgreSQL pg_dump not-null constraint name allows SQL injection |
| CVE-2026-116320 | 8.8 HIGH | PostgreSQL plperl array and hash conversion use-after-free executes arbitrary code |
Showing top 20 of 56 CVEs. View all on vendor page → →
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