Trending
CVE-2026-12460

CVE detail

CVE-2026-12460

Insufficient policy enforcement in File System Access in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: High)

CVSS 4.2 · MediumBuzz score 28.9

Buzz score

Why this CVE is surfacing

Buzz score total 28.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 15.0 · KEV 0.0 · OTX 0.0 · PoC 0.0

Mention score

13.9

3 evidence mentions in the snapshot

Diversity score

15.0

3 sources across 3 categories

KEV score

0.0

No KEV entry observed

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 0; within the 30d window
Peak daily: 0; highest bucket

Evidence

Source links by recency

Newest mentions first

3 source links · newest first

CVE-2026-12460 Insufficient policy enforcement in File System AccessMicrosoft MSRC
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2025) for more information.
vendormsrc.microsoft.comJun 19, 2026, 8:52 PM
https://issues.chromium.org/issues/517484284issues.chromium.org
No excerpt available.
Exploitissues.chromium.orgJun 17, 2026, 1:20 PM
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.htmlchromereleases.googleblog.com
No excerpt available.
Vendor Advisorychromereleases.googleblog.comJun 17, 2026, 1:20 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence

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CVE-2026-11258
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External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2026-12460.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

cpe:2.3:o:apple:macosSearch this product on Shodan
cpe:2.3:a:google:chromeSearch this product on Shodan
cpe:2.3:o:linux:linux_kernelSearch this product on Shodan
cpe:2.3:o:microsoft:windowsSearch this product on Shodan

Exact CVE query

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vuln:CVE-2026-12460Search this CVE on Shodan

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Metadata

Canonical fields

NVD status

Unavailable

Published

Jun 17, 2026

Modified

Jun 17, 2026

Official record

Authoritative NVD record

CVSS vector

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

CWE IDs

Vendor classifications

How this vector reads

CVSS 3.1 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): High. Successful exploitation depends on conditions outside the attacker's control.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): Required. Another user must take an action for exploitation to succeed.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): Low. There is a limited impact to this security property.
Integrity Impact (I): Low. There is a limited impact to this security property.
Availability Impact (A): None. There is no direct impact to this security property.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses