{"id":"CVE-2025-26397","aliases":["EUVD-2025-22489","GHSA-4jq7-688w-w4r4"],"status":"published","title":"SolarWinds Observability Self-Hosted Deserialization of Untrusted Data Local Privilege Escalation Vulnerability","description":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local Privilege Escalation vulnerability. An attacker with low privileges can escalate privileges to run malicious files copied to a permission-protected folder. This vulnerability requires authentication from a low-level account and local access to the host server.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00345,"percentile":0.28351,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2025-07-24T07:57:53Z","modified":"2026-06-17T09:01:42Z","products":[{"vendor":"solarwinds","product":"observability_self-hosted"},{"vendor":"solarwinds","product":"solarwinds observability self-hosted"}],"references":[{"url":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-26397","tags":["Patch","Vendor Advisory"]},{"url":"https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/solarwinds_platform_2025-2-1_release_notes.htm","tags":["Release Notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26397"},{"url":"https://github.com/advisories/GHSA-4jq7-688w-w4r4"}],"sources":{"cve":[{"id":"CVE-2025-26397","title":"SolarWinds Observability Self-Hosted Deserialization of Untrusted Data Local Privilege Escalation Vulnerability","description":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local Privilege Escalation vulnerability. An attacker with low privileges can escalate privileges to run malicious files copied to a permission-protected folder. This vulnerability requires authentication from a low-level account and local access to the host server.","status":"published","published":"2025-07-24T07:57:53.475Z","modified":"2025-07-24T13:16:37.075Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:32:28.250136Z"}],"euvd":[{"id":"EUVD-2025-22489","description":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local Privilege Escalation vulnerability. An attacker with low privileges can escalate privileges to run malicious files copied to a permission-protected folder. This vulnerability requires authentication from a low-level account and local access to the host server.","status":"published","published":"2025-07-24T07:57:53Z","modified":"2025-07-24T13:16:37Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:04.291169Z"}],"ghsa":[{"id":"GHSA-4jq7-688w-w4r4","title":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local...","description":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local Privilege Escalation vulnerability. An attacker with low privileges can escalate privileges to run malicious files copied to a permission-protected folder. This vulnerability requires authentication from a low-level account and local access to the host server.","status":"published","published":"2025-07-25T15:30:43Z","modified":"2025-07-25T15:30:50Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:03:06.773491Z"}],"nvd":[{"id":"CVE-2025-26397","description":"SolarWinds Observability Self-Hosted is susceptible to Deserialization of Untrusted Data Local Privilege Escalation vulnerability. An attacker with low privileges can escalate privileges to run malicious files copied to a permission-protected folder. This vulnerability requires authentication from a low-level account and local access to the host server.","status":"published","published":"2025-07-24T08:15:30.113Z","modified":"2026-06-17T09:01:42.18Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:11:19.382856Z"}]}}