{"id":82429,"date":"2026-07-23T08:46:38","date_gmt":"2026-07-23T05:16:38","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-6390-nano-gnu-nano-arbitrary-memory-writes-information-disclosure-or-denial-of-service-via-format-string-vulnerability-in-error-handling\/"},"modified":"2026-07-23T08:46:38","modified_gmt":"2026-07-23T05:16:38","slug":"cve-2026-6390-nano-gnu-nano-arbitrary-memory-writes-information-disclosure-or-denial-of-service-via-format-string-vulnerability-in-error-handling","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-6390-nano-gnu-nano-arbitrary-memory-writes-information-disclosure-or-denial-of-service-via-format-string-vulnerability-in-error-handling\/","title":{"rendered":"CVE-2026-6390 &#8211; Nano: gnu nano: arbitrary memory writes, information disclosure, or denial of service via format string vulnerability in error handling."},"content":{"rendered":"<p>CVE ID :CVE-2026-6390<\/p>\n<p>  Published : July 23, 2026, 5:16 a.m. | 30\u00a0minutes ago<\/p>\n<p>  Description :A flaw was found in GNU nano&#8217;s multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may allow an attacker to achieve stack information disclosure, cause a denial of service (crash), or potentially perform arbitrary memory writes.<\/p>\n<p>  Severity: 6.8 | MEDIUM<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-6390 Published : July 23, 2026, 5:16 a.m. | 30\u00a0minutes ago Description :A flaw was found in GNU nano&#8217;s multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-82429","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=82429"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82429\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=82429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=82429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=82429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}