Security readout for executives and security teams
Plain-English summary
CVE-2026-2314 is a high-severity Chrome vulnerability in media codec handling. A malicious webpage could trigger memory corruption if a user visits it. The business priority is rapid browser updating across desktops, especially for users exposed to untrusted websites or webmail links.
Executive priority
Treat as a near-term patching priority. It is not documented as actively exploited in the provided sources, but the impact rating is high and exploitation only requires a user to open a malicious webpage.
Technical view
Google describes a heap buffer overflow in Chrome Codecs before 145.0.7632.45. The CVSS 3.1 score is 8.8 with network attack vector, low complexity, no privileges, and required user interaction. Potential impacts include confidentiality, integrity, and availability loss through heap corruption from crafted HTML.
Likely exposure
Exposure is likely on desktop systems running Google Chrome versions earlier than 145.0.7632.45. Risk depends on users reaching attacker-controlled or compromised webpages. The provided sources do not identify other Chromium-based browsers as affected.
Exploitation context
The vulnerability is remotely reachable through crafted HTML, but requires user interaction. The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. No exploit details should be inferred from the public description.
Researcher notes
The Chromium issue reference may have limited public detail. Available evidence supports a heap buffer overflow in Codecs, CWE-122, fixed by Chrome 145.0.7632.45. Avoid assuming sandbox escape, exploit availability, or impact on other Chromium products without additional vendor confirmation.
Mitigation direction
- Update Google Chrome to 145.0.7632.45 or later per vendor release guidance.
- Prioritize managed browser fleets and high-risk user groups.
- Enable automatic Chrome updates where operationally feasible.
- Check Google’s release post for any revised guidance.
Validation and detection
- Inventory Chrome versions across managed endpoints.
- Confirm Chrome reports version 145.0.7632.45 or later.
- Review patch management logs for successful deployment.
- Monitor vendor references for updated severity or exploitation notes.
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-122: 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-2026-2314 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
- No
- 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.
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:H2.85.9Primary CVE scoreVulnerability 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
Source materials
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.
Heap-based Buffer Overflow
Heap-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.