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    CVE-2025-26397

    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.

    Published:Jul 24, 2025
    Last Modified:Nov 12, 2025
    EPS:Jul 24, 2025
    EPSS Score:0.0009
    CVSS Score:7.8

    Affected Products

    Vendor
    Solarwinds
    Product
    Observability Self-hosted

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

    Related CVEs

    CVE-2026-28301 (CVSS 4.8) — A vulnerability in which an attacker can provide a crafted external URL that may redirect a user to an uninten…
    CVE-2026-28298 (CVSS 5.9) — SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, …
    CVE-2026-28297 (CVSS 6.1) — SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, …
    CVE-2025-40545 (CVSS 4.8) — SolarWinds Observability Self-Hosted is susceptible to an open redirection vulnerability. The URL is not prope…
    CVE-2025-26391 (CVSS 5.4) — SolarWinds Observability Self-Hosted XSS Vulnerability. The SolarWinds Platform was susceptible to a XSS vulne…
    CVE-2025-26392 (CVSS 5.4) — SolarWinds Observability Self-Hosted is susceptible to SQL injection vulnerability that may display sensitive …
    CVE-2025-26395 (CVSS 7.1) — SolarWinds Observability Self-Hosted was susceptible to a cross-site scripting (XSS) vulnerability due to an…
    CVE-2025-26394 (CVSS 4.8) — SolarWinds Observability Self-Hosted is susceptible to an open redirection vulnerability. The URL is not pro…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High