> CVE-2026-14679 [HIGH]

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PUBLISHED
2026-08-13 13:17
MODIFIED
2026-08-13 13:17
CVSS_SCORE V3
8.2
EPSS (Prob. Exploit)
0.29%
Top 79.2%
DATA SOURCES:
NVD 🔗 2026-08-13 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-10-25

> DESCRIPTION

Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
EXPLOITABILITY
3.9
IMPACT
4.2

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
None (N)
Aucune divulgation d'informations
I (Impact Intégrité)
Integrity Impact
Low (L)
Modification limitée des données possible
A (Impact Disponibilité)
Availability Impact
High (H)
Interruption totale du service possible

> RÉSUMÉ DES IMPACTS

Confidentialité
None
Aucune divulgation d'informations
Intégrité
Low
Modification limitée des données possible
Disponibilité
High
Interruption totale du service possible

> WEAKNESSES

CWE-121

> CWE DETAILED DESCRIPTIONS

CWE-121: Stack-based Buffer Overflow - The product writes past the end of a buffer that was allocated on the stack.

> RED HAT SECURITY ADVISORIES

Red Hat Security Advisory: postgresql18 security update
An update for postgresql18 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Sy...
Red Hat Security Advisory: postgresql:16 security update
An update for the postgresql:16 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql:18 security update
An update for the postgresql:18 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql16 security update
An update for postgresql16 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Sy...
Red Hat Security Advisory: postgresql:15 security update
An update for the postgresql:15 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql:15 security update
An update for the postgresql:15 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql:16 security update
An update for the postgresql:16 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql security update
An update for postgresql is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syste...
Red Hat Security Advisory: postgresql:16 security update
An update for the postgresql:16 module is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact...
Red Hat Security Advisory: postgresql:12 security update
An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
Red Hat Security Advisory: postgresql:15 security update
An update for the postgresql:15 module is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact...
Red Hat Security Advisory: postgresql:15 security update
An update for the postgresql:15 module is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat...
Red Hat Security Advisory: postgresql:16 security update
An update for the postgresql:16 module is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Importa...
Red Hat Security Advisory: Red Hat Update Infrastructure 5.3 security update
The latest release of Red Hat Update Infrastructure. For more details, see the product documentation.
Red Hat Security Advisory: postgresql security update
An update for postgresql is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important....
Red Hat Security Advisory: postgresql:12 security update
An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add...
Red Hat Security Advisory: postgresql:12 security update
An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat...
Red Hat Security Advisory: postgresql security update
An update for postgresql is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common V...
Red Hat Security Advisory: postgresql16 security update
An update for postgresql16 is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Commo...
Red Hat Security Advisory: postgresql security update
An update for postgresql is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important....
Red Hat Security Advisory: Ansible automation portal Red Hat Enterprise Linux Images
Updated images are now available for Red Hat Ansible Automation Platform 2.2, which include new features, bug fixes, and enhancements for the Red Hat Ansible Automation Portal bootable container image...
Red Hat Security Advisory: postgresql:12 security update
An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add...
Red Hat Security Advisory: postgresql security update
An update for postgresql is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

> HISTORIQUE DES MODIFICATIONS

Première apparition
13/08/2026 13:17
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-121: Stack-based Buffer Overflow - A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a para...
Nouvelle valeur:
CWE-121: Stack-based Buffer Overflow - The product writes past the end of a buffer that was allocated on the stack.
📊 ENRICHISSEMENT 01/09/2026 06:02
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-121: Stack-based Buffer Overflow - A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a para...
Total des modifications: 2 Dernière mise à jour: 6 hours ago

> REFERENCES

https://www.postgresql.org/support/security/CVE-2026-14679/
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