{"id":80749,"date":"2026-06-18T22:00:18","date_gmt":"2026-06-18T18:30:18","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-47833-bpm-container-to-host-privilege-escalation-via-symlink-following\/"},"modified":"2026-06-18T22:00:18","modified_gmt":"2026-06-18T18:30:18","slug":"cve-2026-47833-bpm-container-to-host-privilege-escalation-via-symlink-following","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-47833-bpm-container-to-host-privilege-escalation-via-symlink-following\/","title":{"rendered":"CVE-2026-47833 &#8211; BPM: Container-to-Host Privilege Escalation via Symlink Following"},"content":{"rendered":"<p>CVE ID :CVE-2026-47833<\/p>\n<p>  Published : June 18, 2026, 6:30 p.m. | 1\u00a0hour, 12\u00a0minutes ago<\/p>\n<p>  Description :setupBpmLogs follows symlink for bpm.log open and chown \u2014 container-to-host privilege escalation via \/etc\/shadow. A compromised process inside a bpm container can cause root to chown an arbitrary host file to vcap and append bpm JSON log lines to it. The chown alone lets the attacker take ownership of \/etc\/shadow and read every password hash on the host via the read-only \/etc bind mount. This is a container-to-host confidentiality break affecting every bpm-managed job.<\/p>\n<p>Affected versions: bpm-release, all versions prior to v1.4.30.<\/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-2026-47833 Published : June 18, 2026, 6:30 p.m. | 1\u00a0hour, 12\u00a0minutes ago Description :setupBpmLogs follows symlink for bpm.log open and chown \u2014 container-to-host privilege escalation via \/etc\/shadow. A compromised process inside a bpm container can cause root to chown an arbitrary host file to vcap and append bpm JSON log lines to it. &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-80749","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/80749","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=80749"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/80749\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=80749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=80749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=80749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}