CVE-2023-1528Network attack vector

Heap corruption via Passwords use-after-free

Published Mar 21, 2023 · Updated Feb 13, 2025

Use after free in Google Chrome's Passwords component before 111.0.5563.110 allows remote attackers to corrupt heap memory via crafted HTML. Chrome's public advisory identifies the Passwords component but keeps the underlying bug record restricted, so the freed object and invalid operation are undisclosed. Exploitation requires prior compromise of the renderer process and user interaction with the crafted page; impact beyond heap corruption is not publicly established.

CVSS severity8.8
High
EPSS probability0.77%
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 Google Chrome's Passwords component before 111.0.5563.110 allows remote attackers to corrupt heap memory via crafted HTML. Chrome's public advisory identifies the Passwords component but keeps the underlying bug record restricted, so the freed object and invalid operation are undisclosed. Exploitation requires prior compromise of the renderer process and user interaction with the crafted page; impact beyond heap corruption is not publicly established.

The record

CVE
CVE-2023-1528
Published
Mar 21, 2023
Updated
Feb 13, 2025
Vendor
Google Cloud
Product
Google Chrome
Classifications
CWE-416, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 21, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=0 <111.0.5563.110
  2. Affected versionversion=111.0.5563.110 <111.0.5563.110

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Google Cloud · Google Chromeversion=0 <111.0.5563.110; version=111.0.5563.110 <111.0.5563.110

Published CVSS scores

8.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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
T1203Exploitation for Client Execution

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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