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CVE Record

CVE-2026-2441: Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrar...

Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

HighCVSS 8.8Known exploitedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2026-2441 is a high-severity Chrome flaw in CSS handling. A malicious web page could trigger memory corruption and run code inside Chrome’s sandbox. Users generally must visit or be directed to a crafted page. Google lists the issue as fixed in Chrome 145.0.7632.75 for desktop.

Executive priority

Treat this as a prompt browser patching priority. It enables code execution after user interaction and affects a widely deployed application. No confirmed active exploitation is shown in the provided sources, but public PoC availability increases urgency.

Technical view

The issue is a use-after-free vulnerability, CWE-416, in Chrome CSS before 145.0.7632.75. CVSS 3.1 is 8.8: network attack vector, low complexity, no privileges, user interaction required, and high confidentiality, integrity, and availability impact. Chromium rates it High.

Likely exposure

Organizations are exposed where desktop Chrome versions older than 145.0.7632.75 remain in use. Exposure is highest for users who browse untrusted websites, open links from email or messaging, or lack centrally enforced browser updates.

Exploitation context

The CVE describes exploitation through a crafted HTML page. A public PoC reference is listed, but CISA KEV is false in the provided data, so active exploitation is not confirmed from these sources.

Researcher notes

Focus validation on version exposure, update controls, and telemetry around suspicious renderer crashes or unexpected browser behavior. The Chromium issue may contain limited public detail. Avoid assuming sandbox escape; the description only states arbitrary code execution inside a sandbox.

Mitigation direction

  • Update desktop Google Chrome to 145.0.7632.75 or later.
  • Enforce automatic browser updates across managed endpoints.
  • Prioritize high-risk user groups that browse external content frequently.
  • Check Google Chrome release notes for any additional vendor guidance.

Validation and detection

  • Inventory Chrome versions across endpoints.
  • Confirm no managed device runs Chrome older than 145.0.7632.75.
  • Review browser update policy enforcement and reporting.
  • Monitor CISA KEV and vendor advisories for exploit-status changes.
Prepared
Confidence
medium
Sources
6

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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 · low confidence lookup

CWE-416: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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.

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2026-2441 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
High
CVSS
8.8 (3.1)
Known Exploited
Yes
Published

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

Official CVE source material

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.

1CVSS vectors
0Timeline events
0ADP providers
5Source links

CISA KEV status

Status
Known exploited
Source
CISA / ADP
Date added
Not provided

CVSS vector scores

1 official score

We 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.

ScoreVersionSeverityVectorExploitImpactSource
8.8CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.8High
CVSS 3.1 vector shape for CVE-2026-2441Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
GoogleChrome145.0.7632.75Listed
Weakness

CWE details

CWE-416

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.