Security readout for executives and security teams
Plain-English summary
CVE-2025-13223 is a high-severity Chrome V8 flaw. A malicious web page could trigger memory corruption after user interaction, potentially letting an attacker run code in the browser context. CISA lists it as known exploited, so this should be treated as an urgent browser patching issue.
Executive priority
Treat this as urgent because it is high impact, easy to reach through normal browsing, and listed by CISA as known exploited. The business action is rapid Chrome patch verification across the endpoint fleet.
Technical view
The vulnerability is CWE-843 type confusion in V8 affecting Google Chrome before 142.0.7444.175. The CVSS 3.1 score is 8.8 with network attack vector, low complexity, no privileges, and required user interaction. The stated impact is heap corruption via crafted HTML.
Likely exposure
Organizations are exposed where users run Google Chrome versions earlier than 142.0.7444.175. Exposure is most relevant on endpoints used for web browsing, email links, web apps, and unmanaged personal devices accessing business services.
Exploitation context
Active exploitation is supported by the CISA Known Exploited Vulnerabilities listing. The provided sources do not include public exploit details, attacker identity, campaign scope, or weaponization specifics.
Researcher notes
Focus validation on Chrome version posture and user exposure paths, not exploit reproduction. The Chromium issue is referenced, but the bundle does not provide exploit mechanics. Siemens has a related advisory, but affected Siemens product details are not present in this prompt.
Mitigation direction
- Update Google Chrome to 142.0.7444.175 or later.
- Prioritize managed and internet-facing user endpoints first.
- Check vendor guidance for Siemens products referenced by SSA-470355.
- Enforce browser restart so the update actually takes effect.
- Review browser management policies for update deferrals.
Validation and detection
- Inventory Chrome versions across managed endpoints.
- Flag any Chrome version earlier than 142.0.7444.175.
- Confirm patched browsers have restarted after update.
- Review EDR or proxy telemetry for suspicious crafted-page exposure.
- Track CISA KEV and vendor advisories for updates.
Public sources used
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-843: 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.
Open ATT&CK lookupCVE-2025-13223 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
- 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
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
SSVC decision data
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:H/I:H/A:H2.85.9CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- Added to KEVCISA-ADP
CISA Known Exploited Vulnerabilities metadata lists this CVE as known exploited.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://chromereleases.googleblog.com/2025/11/stable-channel-update-for-desktop_17.htmlCVE reference, Chrome
- https://issues.chromium.org/issues/460017370CVE reference, Chrome
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-13223CVE reference, CISA-ADP · government-resource
- https://cert-portal.siemens.com/productcert/html/ssa-470355.htmlCVE reference, siemens-SADP
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.
Access of Resource Using Incompatible Type ('Type Confusion')
Access of Resource Using Incompatible Type ('Type Confusion') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.