PT-2025-30641 · Solarwinds · Solarwinds Observability Self-Hosted

Published 2025-07-24 · Updated 2025-08-08 · CVE-2025-26397

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions SolarWinds Observability Self-Hosted (affected versions not specified)

Description SolarWinds Observability Self-Hosted is susceptible to a Deserialization of Untrusted Data Local Privilege Escalation issue. An attacker with low privileges can escalate privileges to execute malicious files copied to a permission-protected folder. This requires authentication from a low-level account and local access to the host server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

BDU:2025-11608

CVE-2025-26397

ZDI-25-654

Affected Products

Solarwinds Observability Self-Hosted

References · 11

• https://bdu.fstec.ru/vul/2025-11608 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-25-654 · Security Note
• https://solarwinds.com/trust-center/security-advisories/CVE-2025-26397 · Patch
• https://osv.dev/vulnerability/CVE-2025-26397 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-26397 · Security Note
• https://twitter.com/CVEnew/status/1948297854931406859 · Twitter Post
• https://twitter.com/cracbot/status/1950149346785198281 · Twitter Post
• https://avulns.ru/vuln/CVE-2025-26397 · Note
• https://twitter.com/autumn_good_35/status/1950179671162732861 · Twitter Post
• https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/solarwinds_platform_2025-2-1_release_notes.htm · Note
• https://twitter.com/jmdevlabs/status/1953875798932205998 · Twitter Post