CVE-2026-6575— PostgreSQL pg_restore_attribute_stats accepts values that cause query planning to read past end of stats array
Possible ATT&CK Techniques 1AI
T1005 · Data from Local SystemAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | PostgreSQL | 18< 18.4 | affected |
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I. Basic Information for CVE-2026-6575
Vulnerability Information
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Vulnerability Title
PostgreSQL pg_restore_attribute_stats accepts values that cause query planning to read past end of stats array
Source: NVD (National Vulnerability Database)
Vulnerability Description
Buffer over-read in PostgreSQL function pg_restore_attribute_stats() accepts array values of unmatched length, which causes query planning to read past end of one array. This allows a table maintainer to infer memory values past that array end. Within major version 18, minor versions before PostgreSQL 18.4 are affected. Versions before PostgreSQL 18 are unaffected.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
PostgreSQL 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PostgreSQL是PostgreSQL组织的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性，例如外键、触发器、视图等。 PostgreSQL 18.4之前版本存在安全漏洞，该漏洞源于pg_restore_attribute_stats函数存在缓冲区过度读取，可能导致表维护者推断数组末尾之后的内存值。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | PostgreSQL | 18 ~ 18.4 | - |
II. Public POCs for CVE-2026-6575
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2026-05-14 · 16 CVEs total
| CVE-2026-6637 | 8.8 HIGH | PostgreSQL refint allows stack buffer overflow and SQL injection |
| CVE-2026-6477 | 8.8 HIGH | PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory |
| CVE-2026-6475 | 8.8 HIGH | PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser c |
| CVE-2026-6473 | 8.8 HIGH | PostgreSQL server undersizes allocations, via integer wraparound |
| CVE-2026-6479 | 7.5 HIGH | PostgreSQL SSL/GSS init causes denial of service, via uncontrolled recursion |
| CVE-2026-6476 | 7.2 HIGH | PostgreSQL pg_createsubscriber allows SQL injection via subscription name |
| CVE-2026-6478 | 6.5 MEDIUM | PostgreSQL discloses MD5-hashed passwords via covert timing channel |
| CVE-2026-6472 | 5.4 MEDIUM | PostgreSQL CREATE TYPE does not check multirange schema CREATE privilege |
| CVE-2026-6474 | 4.3 MEDIUM | PostgreSQL timeofday() can disclose portions of server memory |
| CVE-2026-6638 | 3.7 LOW | PostgreSQL REFRESH PUBLICATION allows SQL injection via table name |
| CVE-2026-24710 | Northern.tech CFEngine Enterprise 跨站脚本漏洞 | |
| CVE-2026-24711 | Northern.tech CFEngine Enterprise 安全漏洞 | |
| CVE-2026-24712 | Northern.tech CFEngine 安全漏洞 | |
| CVE-2026-38740 | Foscam VD1 Video Doorbell 安全漏洞 | |
| CVE-2025-69443 | Archon 安全漏洞 |
IV. Related Vulnerabilities
Same product: PostgreSQL
- CVE-2026-6638
PostgreSQL REFRESH PUBLICATION allows SQL injection via tabl - CVE-2026-6637
PostgreSQL refint allows stack buffer overflow and SQL injec - CVE-2026-6479
PostgreSQL SSL/GSS init causes denial of service, via uncont - CVE-2026-6478
PostgreSQL discloses MD5-hashed passwords via covert timing - CVE-2026-6477
PostgreSQL libpq lo_* functions let server superuser overwri
Same vendor: n/a
- CVE-2026-8747
Z-BlogPHP Commend Approval c_system_event.php CheckComment i - CVE-2026-8746
Open5GS NRF nghttp2-server.c discover_handler use after free - CVE-2026-8745
Open5GS AUSF nausf-handler.c ogs_timer_add denial of service - CVE-2026-8744
Open5GS NRF context.c ogs_sbi_nf_service_add denial of servi - CVE-2026-8743
Open5GS AMF/MME context.c ran_ue_find_by_amf_ue_ngap_id impr
Same weakness: CWE-126
V. Comments for CVE-2026-6575
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