SolarWinds Observability Self-Hosted cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in SolarWinds Observability Self-Hosted. This vulnerability affects unknown code. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2025-26391. Access to the local network is required for this attack. No exploit is available.

Detailsinfo

A vulnerability classified as problematic has been found in SolarWinds Observability Self-Hosted (affected version not known). This affects some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

SolarWinds Observability Self-Hosted XSS Vulnerability. The SolarWinds Platform was susceptible to a XSS vulnerability that affects user-created URL fields. This vulnerability requires authentication from a low-level account.

The weakness was published by Kpn Redteam. It is possible to read the advisory at solarwinds.com. This vulnerability is uniquely identified as CVE-2025-26391 since 02/08/2025. The exploitability is told to be easy. The attack can only be initiated within the local network. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-197927) and CERT Bund (WID-SEC-2025-2615). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • SolarWinds Platform

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.0
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔒

CNA Base Score: 5.4
CNA Vector (SolarWinds): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/08/2025 CVE reserved
11/18/2025 +283 days Advisory disclosed
11/18/2025 +0 days VulDB entry created
11/24/2025 +6 days VulDB entry last update

Sourcesinfo

Vendor: solarwinds.com

Advisory: solarwinds.com
Researcher: Kpn Redteam
Status: Confirmed

CVE: CVE-2025-26391 (🔒)
GCVE (CVE): GCVE-0-2025-26391
GCVE (VulDB): GCVE-100-332775
EUVD: 🔒
CERT Bund: WID-SEC-2025-2615 - SolarWinds Platform: Mehrere Schwachstellen

Entryinfo

Created: 11/18/2025 10:10
Updated: 11/24/2025 18:24
Changes: 11/18/2025 10:10 (61), 11/18/2025 11:31 (1), 11/18/2025 20:43 (7), 11/24/2025 18:24 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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