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{"bugzilla": {"description": "github.com/jackc/pgx/v5/pgproto3: github.com/jackc/pgx: Memory-safety vulnerability", "id": "2455972", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2455972"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "status": "draft"}, "cwe": "CWE-787", "details": ["A flaw was found in github.com/jackc/pgx, a PostgreSQL driver for Go. This memory-safety vulnerability could allow an attacker to cause various impacts, such as denial of service (DoS) or potentially arbitrary code execution, by exploiting memory corruption issues. 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"redhat-user-workloads/spiffe-spire-server-1-13-3", "product_name": "Zero Trust Workload Identity Manager"}, {"cpe": "cpe:/a:redhat:zero_trust_workload_identity_manager:0", "fix_state": "Affected", "package_name": "redhat-user-workloads/spiffe-spire-agent-1-12-4", "product_name": "Zero Trust Workload Identity Manager - Tech Preview"}, {"cpe": "cpe:/a:redhat:zero_trust_workload_identity_manager:0", "fix_state": "Affected", "package_name": "redhat-user-workloads/spiffe-spire-oidc-discovery-provider-1-12-4", "product_name": "Zero Trust Workload Identity Manager - Tech Preview"}, {"cpe": "cpe:/a:redhat:zero_trust_workload_identity_manager:0", "fix_state": "Affected", "package_name": "redhat-user-workloads/spiffe-spire-server-1-12-4", "product_name": "Zero Trust Workload Identity Manager - Tech Preview"}], "public_date": "2026-04-07T15:19:24Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-33816\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-33816\nhttps://pkg.go.dev/vuln/GO-2026-4772"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "v5"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "github.com/jackc/pgx/v5/pgproto3", "source": "cna", "vendor": "github.com/jackc/pgx/v5"}, "product": "pgx", "vendor": "jackc"}], "analysis": {"en": {"generated_at": "2026-04-14T22:07:24.225631+00:00", "value": {"mitigation_remediation": ["Upgrade pgx to the latest patched version released by the project.", "Test the updated library in a staging environment to verify application functionality.", "If an upgrade cannot be performed immediately, isolate the affected component and monitor logs for anomalous database traffic that could indicate exploitation attempts."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "The vulnerability resides in the official pgx project under github.com/jackc/pgx/v5 and its pgproto3 component. The CNA does not provide specific version ranges, implying that any release of v5 containing the vulnerable code may be affected. Administrators should review their Go module dependencies to confirm whether the library is present in their builds.", "description_and_impact": "The issue is a memory\u2011safety flaw in the pgx Go PostgreSQL driver that allows an out\u2011of\u2011bounds write (CWE\u2011787). A malformed response from a database could overwrite adjacent memory in the Go process, potentially enabling arbitrary code execution, data corruption, or denial of service for any application that links against pgx.", "risk_and_exploitability": "With a CVSS score of 9.8 the flaw is considered critical, yet the EPSS score is below 1%. It is not listed in CISA\u2019s KEV catalog. The likely attack path involves a crafted PostgreSQL payload processed by an application that uses pgx, which could allow an attacker to write arbitrary data to memory and potentially execute code. The risk remains significant for services exposed to untrusted database traffic, and urgent remediation is advised."}}}}, "created": "2026-04-08T19:37:06.441122+00:00", "updated": "2026-04-15T16:30:09.721694+00:00", "vendors": ["jackc", "jackc$PRODUCT$pgx"]}