{"id":"CVE-2026-76531","published":"2026-10-21T23:17:30Z","modified":"2026-10-22T16:57:10Z","title":"As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive…","vendor":"Splunk","product":"Splunk SOAR","tier":"core","eol":null,"description":{"text":"As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76531 are related to files or directories accessible to external parties and are grouped under the Common Weakness Enumeration (CWE) CWE-552.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is a files-or-directories-accessible-to-external-parties weakness (CWE-552) in Splunk SOAR, identified during Cisco's internal security review and addressed in a software hardening release. An attacker with network access and low-privilege authentication can exploit it without any user interaction, with the impact crossing into a changed security scope and affecting confidentiality, integrity and availability.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:21:47Z"},"cvss":{"score":9.9,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.00407,"percentile":0.35046,"date":"2026-10-31","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":null,"cwes":[{"id":"CWE-552","name":"Files or Directories Accessible to External Parties"}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-1011","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-107634","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-107634","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2026-10-21","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76531","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":13.9,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":7.01,"detail":"percentile 0.3505"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.93,"detail":"base score 9.9"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}