How severe is CVE-2026-11249?

CVE-2026-11249 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-11249 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11249?

CVE-2026-11249 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-11249?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-11249 have an EU (EUVD) identifier?

Yes. CVE-2026-11249 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34710.

When was CVE-2026-11249 published?

CVE-2026-11249 was published on 2026-06-05 and last updated on 2026-06-17.

CVE-2026-11249

CVE-2026-11249 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 4.7. 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: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34710
Weakness: CWE-416
Affected product: Google Chrome
Published: 2026-06-05
Last modified: 2026-06-17

Description

Use after free in Network in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)

Frequently asked questions

What is CVE-2026-11249?: Use after free in Network in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
How severe is CVE-2026-11249?: CVE-2026-11249 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-11249 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11249?: CVE-2026-11249 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-11249?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-11249 have an EU (EUVD) identifier?: Yes. CVE-2026-11249 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34710.
When was CVE-2026-11249 published?: CVE-2026-11249 was published on 2026-06-05 and last updated on 2026-06-17.

References

Affected products (1)

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

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