{"id":"CVE-2026-12823","state":"PUBLISHED","title":"Browserbase Skills Autobrowse Trace Artifact default permission","description":"A security flaw has been discovered in Browserbase Skills up to 20260526. This impacts an unknown function of the component Autobrowse Trace Artifact Handler. The manipulation results in incorrect default permissions. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The first version of the CVE listed Browserbase itself as affected product. This was incorrect as this issue does affect browserbase/skills instead. The vendor was contacted early about this disclosure.","publishedAt":"2026-06-21T23:45:08.247Z","updatedAt":"2026-07-03T04:05:07.713Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Browserbase Skills"],"affected":[{"vendor":"Browserbase","product":"Skills","versions":[{"version":"20260526","status":"affected"}],"cpes":["cpe:2.3:a:browserbase:skills:*:*:*:*:*:*:*:*"],"modules":["Autobrowse Trace Artifact Handler"]}],"references":["https://vuldb.com/vuln/372613","https://vuldb.com/vuln/372613/cti","https://vuldb.com/cve/CVE-2026-12823","https://vuldb.com/submit/837600","https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/Advisory.md","https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/poc.sh"],"weaknesses":["CWE-276","CWE-266"],"ingestedAt":"2026-10-29T20:10:52.580Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/12xxx/CVE-2026-12823.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-12823","state":"PUBLISHED","datePublished":"2026-06-21T23:45:08.247Z","dateUpdated":"2026-07-03T04:05:07.713Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-06-21T13:17:40.650Z"},"containers":{"cna":{"title":"Browserbase Skills Autobrowse Trace Artifact default permission","descriptions":[{"lang":"en","value":"A security flaw has been discovered in Browserbase Skills up to 20260526. This impacts an unknown function of the component Autobrowse Trace Artifact Handler. The manipulation results in incorrect default permissions. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The first version of the CVE listed Browserbase itself as affected product. This was incorrect as this issue does affect browserbase/skills instead. The vendor was contacted early about this disclosure."}],"affected":[{"vendor":"Browserbase","product":"Skills","versions":[{"version":"20260526","status":"affected"}],"cpes":["cpe:2.3:a:browserbase:skills:*:*:*:*:*:*:*:*"],"modules":["Autobrowse Trace Artifact Handler"]}],"references":[{"url":"https://vuldb.com/vuln/372613","name":"VDB-372613 | Browserbase Skills Autobrowse Trace Artifact default permission","tags":["vdb-entry"]},{"url":"https://vuldb.com/vuln/372613/cti","name":"VDB-372613 | CTI Indicators (IOB, IOC, TTP)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-12823","name":"CVE-2026-12823 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/837600","name":"Submit #837600 | Browserbase Browserbase Skills latest main branch prior to fix (tested May 2026) Information Disclosure / Insecure File Permissions","tags":["third-party-advisory"]},{"url":"https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/Advisory.md","tags":["exploit"]},{"url":"https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/poc.sh","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-276","type":"CWE","lang":"en","description":"Incorrect Default Permissions"}]},{"descriptions":[{"cweId":"CWE-266","type":"CWE","lang":"en","description":"Incorrect Privilege Assignment"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-07-03T04:05:07.713Z"},"timeline":[{"time":"2026-06-21T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-06-21T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-07-03T06:09:55.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"vaibhavnarkhede (VulDB User)","type":"reporter"},{"lang":"en","value":"vaibhavnarkhede (VulDB User)","type":"analyst"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-23T14:02:23.565503Z","id":"CVE-2026-12823","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-23T14:19:20.365Z"}}]}}}