How severe is CVE-2021-35248?

CVE-2021-35248 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-35248 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35248?

CVE-2021-35248 primarily affects Solarwinds Orion Platform. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-35248?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-35248 published?

CVE-2021-35248 was published on 2021-12-20 and last updated on 2026-06-17.

CVE-2021-35248

CVE-2021-35248 is a medium-severity vulnerability in Solarwinds Orion Platform with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.0
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Solarwinds Orion Platform
Published: 2021-12-20
Last modified: 2026-06-17

Description

It has been reported that any Orion user, e.g. guest accounts can query the Orion.UserSettings entity and enumerate users and their basic settings.

Frequently asked questions

What is CVE-2021-35248?: It has been reported that any Orion user, e.g. guest accounts can query the Orion.UserSettings entity and enumerate users and their basic settings.
How severe is CVE-2021-35248?: CVE-2021-35248 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-35248 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-35248?: CVE-2021-35248 primarily affects Solarwinds Orion Platform. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-35248?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-35248 published?: CVE-2021-35248 was published on 2021-12-20 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:solarwinds:orion_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:solarwinds:orion_platform:2020.2.6:-:*:*:*:*:*:*
cpe:2.3:a:solarwinds:orion_platform:2020.2.6:hotfix1:*:*:*:*:*:*
cpe:2.3:a:solarwinds:orion_platform:2020.2.6:hotfix2:*:*:*:*:*:*

More vulnerabilities in Solarwinds Orion Platform

CVE-2021-27258 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute escalate privileges on affected installations of SolarWinds Orion…
CVE-2021-25274 — Critical (CVSS 9.8): The Collector Service in SolarWinds Orion Platform before 2020.2.4 uses MSMQ (Microsoft Message Queue) and doesn't set…
CVE-2020-10148 — Critical (CVSS 9.8): The SolarWinds Orion API is vulnerable to an authentication bypass that could allow a remote attacker to execute API…
CVE-2019-9546 — Critical (CVSS 9.8): SolarWinds Orion Platform before 2018.4 Hotfix 2 allows privilege escalation through the RabbitMQ service.
CVE-2020-13169 — Critical (CVSS 9.0): Stored XSS (Cross-Site Scripting) exists in the SolarWinds Orion Platform before before 2020.2.1 on multiple forms and…
CVE-2021-35218 — High (CVSS 8.9): Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized…

All CVEs affecting Solarwinds Orion Platform →

Other CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities

CVE-2026-9508 — Critical (CVSS 10.0): Incorrect permission settings on a critical resource in Suprema BioStar 2 (versions 2.9.3 through 2.9.11) that allow…
CVE-2025-14988 — Critical (CVSS 10.0): A security issue has been identified in ibaPDA that could allow unauthorized actions on the file system under certain…
CVE-2025-69426 — Critical (CVSS 10.0): The Ruckus vRIoT IoT Controller firmware versions prior to 3.0.0.0 (GA) contain hardcoded credentials for an operating…
CVE-2025-12004 — Critical (CVSS 10.0): Incorrect Permission Assignment for Critical Resource vulnerability in The Wikimedia Foundation Mediawiki - Lockdown…
CVE-2014-125121 — Critical (CVSS 10.0): Array Networks vAPV (version 8.3.2.17) and vxAG (version 9.2.0.34) appliances are affected by a privilege escalation…
CVE-2025-46093 — Critical (CVSS 9.9): LiquidFiles before 4.1.2 supports FTP SITE CHMOD for mode 6777 (setuid and setgid), which allows FTPDrop users to…

Browse all CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities →