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CVE-2022-41049

Exploited in the wild. In CISA KEV since 2022‑11‑14. Fixed versions are out.

CVSS 3.15.4MediumEPSS percentile85th2.6% chance in 30 daysCISA KEVListedsince 2022-11-14, due 2022-12-09
No public exploit knownFix5 products7 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Windows 10 Version 1507Affected: ≥ 10.0.10240.0, < 10.0.10240.19567Upgrade to: 10.0.10240.19567Affected: ≥ 10.0.14393.0, < 10.0.14393.5501Upgrade to: 10.0.14393.5501Affected: ≥ 10.0.17763.0, < 10.0.17763.3650Upgrade to: 10.0.17763.3650Affected: ≥ 10.0.0, < 10.0.19042.2251Upgrade to: 10.0.19042.2251 + 3 more branchesStated by: CVE record
  • Microsoft Windows 11 version 21H2Affected: ≥ 10.0.0, < 10.0.22000.1219Upgrade to: 10.0.22000.1219Affected: ≥ 10.0.22621.0, < 10.0.22621.819Upgrade to: 10.0.22621.819Stated by: CVE record
  • Microsoft Windows Server 2016Affected: ≥ 10.0.14393.0, < 10.0.14393.5501Upgrade to: 10.0.14393.5501Stated by: CVE record
  • Microsoft Windows Server 2019Affected: ≥ 10.0.17763.0, < 10.0.17763.3650Upgrade to: 10.0.17763.3650Stated by: CVE record
  • Microsoft Windows Server 2022Affected: ≥ 10.0.20348.0, < 10.0.20348.1249Upgrade to: 10.0.20348.1249Stated by: CVE record

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened.

What it is

From the CVE record

Windows Mark of the Web Security Feature Bypass Vulnerability

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS85th
CISA KEV
CISA KEV

Listed as exploited in the wild since 2022-11-14.

US federal agencies must remediate by 2022-12-09.

Apply updates per vendor instructions.
Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

2.6% chance of exploitation activity in the next 30 days, which ranks it in the 85th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

9 events over 1370 days, from the signal feeds we watch.

  1. Patch availablerecord updated
  2. OpenVAS check added
  3. EPSS band changemoderate → low
  4. Patch availablerecord updated
  5. Added to CISA KEV
  6. Publishedweakness classified

Affected products

And 36 more affected products. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

Scored 5.4 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction RequiredA user must click a link, open a file, or perform some action

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality NoneNo confidentiality impact
  • Integrity LowData modification is possible but limited in scope or consequence
  • Availability LowReduced performance or intermittent disruption of service

Weaknesses

Sources

References in the record

Watch the software you run.

My Stack ranks new CVEs for your products by real-world exploitation, so the next exploited one reaches you without reading every advisory.

We'll flag the next CVE, public exploit or patch for Windows 10 Version 1507, not every advisory. This one: actively exploited.