CVE-2022-1870Network attack vector

Heap corruption via App Service use-after-free

Published Jul 27, 2022 · Updated Aug 3, 2024

Use after free in Chrome App Service before 102.0.5005.61 allows remote attackers to corrupt heap memory through a crafted extension. The App Service component references an object after its lifetime ends when the crafted extension exercises the affected path. Exploitation requires convincing a user to install the malicious extension; Google has not disclosed the affected object or code path.

CVSS severity8.8
High
EPSS probability0.59%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Use after free in Chrome App Service before 102.0.5005.61 allows remote attackers to corrupt heap memory through a crafted extension. The App Service component references an object after its lifetime ends when the crafted extension exercises the affected path. Exploitation requires convincing a user to install the malicious extension; Google has not disclosed the affected object or code path.

The record

CVE
CVE-2022-1870
Published
Jul 27, 2022
Updated
Aug 3, 2024
Vendor
Google Cloud
Product
Google Chrome
Classifications
CWE-416, T1176.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 27, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <102.0.5005.61

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Google Cloud · Google Chromeversion=unspecified <102.0.5005.61

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-416Use After Free
T1176.001Browser Extensions

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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