Trending
CVE-2026-8945

CVE detail

CVE-2026-8945

Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.

CVSS 7.5 · HighBuzz score 32.4

Buzz score

Why this CVE is surfacing

Buzz score total 32.4

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 17.9 · diversity 14.5 · KEV 0.0 · OTX 0.0 · PoC 0.0

Mention score

17.9

5 evidence mentions in the snapshot

Diversity score

14.5

5 sources across 2 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

5 source links · newest first

https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8945.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comMay 19, 2026, 2:16 PM
https://bugzilla.redhat.com/show_bug.cgi?id=2479863bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMay 19, 2026, 2:16 PM
https://access.redhat.com/security/cve/CVE-2026-8945access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 19, 2026, 2:16 PM
https://www.mozilla.org/security/advisories/mfsa2026-46/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgMay 19, 2026, 2:16 PM
https://bugzilla.mozilla.org/show_bug.cgi?id=2003171bugzilla.mozilla.org
No excerpt available.
Exploitbugzilla.mozilla.orgMay 19, 2026, 2:16 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

CVE-2026-12295
Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVSS 9.6 · Critical
30 mentions
CVE-2026-8401
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
CVSS 9.8 · Critical
29 mentions
CVE-2026-26956
vm2 is an open source vm/sandbox for Node.js. In version 3.10.4, vm2 is vulnerable to full sandbox escape with arbitrary code execution. Attacker code inside VM.run() obtains host…
CVSS 9.8 · Critical
6 mentions
CVE-2026-26332
vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.0, SuppressedError allows attackers to escape the sandbox and run arbitrary code. This issue has been patched i…
CVSS 9.8 · Critical
5 mentions
CVE-2026-24781
vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.0, VM2 suffers from a sandbox breakout vulnerability through the inspect function. This allows attackers to wri…
CVSS 9.8 · Critical
10 mentions
CVE-2026-16407
Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
CVSS 9.8 · Critical
3 mentions

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-2026-8945.

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:a:mozilla:firefoxSearch this product on Shodan
cpe:2.3:a:mozilla:firefox_focusSearch this product on Shodan

Exact CVE query

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Shodan's exact vuln: filter is separate from the product searches above and requires an eligible paid Shodan plan.

vuln:CVE-2026-8945Search this CVE on Shodan

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Metadata

Canonical fields

NVD status

Modified

Published

May 19, 2026

Modified

Jul 15, 2026

Official record

Authoritative NVD record

CVSS vector

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

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): High. There is a total or serious impact to this security property.
Integrity Impact (I): High. There is a total or serious impact to this security property.
Availability Impact (A): High. There is a total or serious impact to this security property.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses