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HomeCVEsCVE-2021-35211

CVE-2021-35211

Published: January 26, 2026
Last updated:1 day ago (January 26, 2026)
Exploit: YesZero-day: YesPatch: YesTrend: Neutral
TL;DR
Updated January 26, 2026

CVE-2021-35211 is a critical severity vulnerability with a CVSS score of 10.0. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.

Key Points
  • 1Critical severity (CVSS 10.0/10)
  • 2EPSS: 94.00% - very high likelihood of exploitation
  • 3Public exploits are available
  • 4Vendor patches are available
  • 5Strobes Priority Score: 999/1000 (Critical)
  • 6Affects products from: Solarwinds
Severity Scores
CVSS v310.0
CVSS v210.0
Priority Score999.0
EPSS Score94.0
Critical
Exploitation LikelihoodCritical
94.00%EPSS

Very high probability of exploitation in the next 30 days

Immediate patching required
94.00%
EPSS
10.0
CVSS
Yes
Exploit
Yes
Patch
Critical Priority
high EPSS • exploit exists • critical severity • high priority

EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.

Description

SolarWinds Serv-U contains an unspecified memory escape vulnerability which can allow for remote code execution.

CVSS v3 Breakdown
Attack Vector:Network
Attack Complexity:Local
Privileges Required:Network
User Interaction:Network
Scope:Changed
Confidentiality:High
Integrity:High
Availability:High
Exploit References
Cisa.govMicrosoft.comGitHubGitHubProofpoint Emerging Threats
Patch References
[email protected][email protected]Zeroday CZ
Trend Analysis
Neutral
Vulnerable Products
VendorProduct
SolarwindsServ U
Advisories
CISA: SolarWinds Serv-U contains an unspecified memory escape vulnerability which can allow for remote code execution.
GitHub AdvisoryNVD
Cite This Page
APA Format
Strobes VI. (2026). CVE-2021-35211 - CVE Details and Analysis. Strobes VI. Retrieved January 27, 2026, from https://vi.strobes.co/cve/CVE-2021-35211
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Please cite this page when referencing data from Strobes VI. Proper attribution helps support our vulnerability intelligence research.