How severe is CVE-2026-7922?

CVE-2026-7922 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-7922 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7922?

CVE-2026-7922 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7922?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-7922 have an EU (EUVD) identifier?

Yes. CVE-2026-7922 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-27947.

When was CVE-2026-7922 published?

CVE-2026-7922 was published on 2026-05-06 and last updated on 2026-06-17.

CVE-2026-7922

CVE-2026-7922 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 8.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-27947
Weakness: CWE-416
Affected product: Google Chrome
Published: 2026-05-06
Last modified: 2026-06-17

Description

Use after free in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Frequently asked questions

What is CVE-2026-7922?: Use after free in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
How severe is CVE-2026-7922?: CVE-2026-7922 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-7922 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7922?: CVE-2026-7922 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7922?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-7922 have an EU (EUVD) identifier?: Yes. CVE-2026-7922 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-27947.
When was CVE-2026-7922 published?: CVE-2026-7922 was published on 2026-05-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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Other CWE-416 (Use After Free) vulnerabilities

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CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

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