Security readout for executives and security teams
Plain-English summary
This flaw lets an attacker bypass Windows Mark of the Web protections that warn or restrict files from the internet. It does not by itself mean full system takeover, but it can weaken user-facing safeguards around untrusted files. CISA lists it as known exploited, so patching should be treated as time-sensitive.
Executive priority
Prioritize remediation above ordinary medium-severity issues because CISA lists the vulnerability as known exploited. Focus first on user workstations and systems that commonly receive files from email, web downloads, collaboration platforms, or external parties.
Technical view
CVE-2022-41091 is a Windows Mark of the Web security feature bypass, mapped to CWE-863. The CVSS 3.1 score is 5.4 with network attack vector, low complexity, no privileges, and required user interaction. Reported impact is low integrity and availability impact with no confidentiality impact.
Likely exposure
Exposure is likely on unpatched affected Windows 10, Windows 11, Windows Server 2016, Windows Server 2019, and Windows Server 2022 systems listed by Microsoft. Endpoints handling downloaded or externally received files are the most relevant business exposure.
Exploitation context
Active exploitation is supported by CISA KEV inclusion for CVE-2022-41091. The provided sources do not include exploit mechanics, observed campaigns, indicators, or a detailed exploitation chain. The CVSS vector indicates user interaction is required.
Researcher notes
The source bundle confirms KEV status, affected Microsoft Windows products, CVSS details, and CWE-863. It does not provide root-cause detail, exploit steps, detection logic, indicators, or named threat activity, so analysis should not infer those details.
Mitigation direction
- Apply Microsoft security updates applicable to CVE-2022-41091.
- Prioritize systems covered by CISA KEV deadlines and exposed user endpoints.
- Check MSRC for the exact affected product and update guidance.
- Review Microsoft guidance before assuming compensating controls are sufficient.
Validation and detection
- Inventory Windows versions against the affected product list.
- Confirm installed security updates cover CVE-2022-41091.
- Track the vulnerability in KEV remediation reporting.
- Review endpoint telemetry around suspicious externally sourced files.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-863: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-41091 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.4 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C2.82.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows Mark of the Web Security Feature Bypass VulnerabilityCVE reference · vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-41091CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Incorrect Authorization
Incorrect Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.