{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/postgresql-jdbc--42.7.4--42.7.12/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["PostgreSQL JDBC (\u003e= 42.7.4, \u003c 42.7.12)"],"_cs_severities":["high"],"_cs_tags":["vulnerability","jdbc","postgresql","security-bypass","cve"],"_cs_type":"advisory","_cs_vendors":["PostgreSQL"],"content_html":"\u003cp\u003eOn July 6, 2026, the French National Agency for the Security of Information Systems (ANSSI) CERT-FR issued an advisory (CERTFR-2026-AVI-0837) regarding a critical vulnerability, CVE-2026-54291, impacting PostgreSQL JDBC driver versions. This flaw affects all versions from 42.7.4 up to, but not including, 42.7.12. The vulnerability enables an attacker to circumvent security policies implemented within applications that rely on the affected PostgreSQL JDBC driver. While specific exploitation details are not provided in the advisory, a successful bypass of security policies could lead to unauthorized data access, privilege escalation, or other detrimental actions, making it crucial for defenders to promptly address this issue to protect their systems.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eThe vulnerability, CVE-2026-54291, allows for a security policy bypass, which could have significant consequences for organizations utilizing affected PostgreSQL JDBC versions. While the advisory does not detail specific observed attacks or victim numbers, a successful exploitation could compromise the confidentiality, integrity, or availability of data managed by applications connecting to PostgreSQL databases. Any application relying on the vulnerable JDBC driver is at risk, potentially impacting a wide range of sectors from financial services to critical infrastructure, where PostgreSQL databases are commonly deployed. The ultimate damage depends on the specific security policies bypassed and the nature of the data and operations managed by the vulnerable application.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImmediately review your application environments to identify all instances of PostgreSQL JDBC and determine if any are running versions 42.7.4 through 42.7.11.\u003c/li\u003e\n\u003cli\u003eApply the security patch by upgrading PostgreSQL JDBC to version 42.7.12 or newer, as described in the \u003ca href=\"https://www.postgresql.org/about/news/postgresql-jdbc-42712-security-release-3340/\"\u003ePostgreSQL security bulletin\u003c/a\u003e for CVE-2026-54291.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-07-06T13:51:49Z","date_published":"2026-07-06T13:51:49Z","id":"https://feed.craftedsignal.io/briefs/2026-07-postgresql-jdbc-security-bypass/","summary":"A vulnerability, CVE-2026-54291, has been discovered in PostgreSQL JDBC versions 42.7.4 up to, but not including, 42.7.12, allowing an attacker to bypass security policies within applications utilizing the affected driver, potentially leading to unauthorized access or actions.","title":"Vulnerability in PostgreSQL JDBC Allows Security Policy Bypass (CVE-2026-54291)","url":"https://feed.craftedsignal.io/briefs/2026-07-postgresql-jdbc-security-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed - PostgreSQL JDBC (\u003e= 42.7.4, \u003c 42.7.12)","version":"https://jsonfeed.org/version/1.1"}