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CVE-2026-14670 is a heap-based buffer overflow in PostgreSQL's PL/Perl (plperl) handling of a tied hash returned by a PL/Perl function. A crafted PL/Perl function body can trigger memory corruption when processing the tied-hash return value. PostgreSQL releases prior to 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
28 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A PostgreSQL arbitrary-code-execution vulnerability caused by a heap buffer overflow in a plperl tied hash.
A PostgreSQL vulnerability referenced by the plugin; no technical vulnerability details are provided.
A PostgreSQL PL/Perl tied-object heap-buffer-overflow vulnerability that can execute arbitrary code.
A PL/Perl tied-object heap buffer overflow that can execute arbitrary code.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.