Security readout for executives and security teams
Plain-English summary
CVE-2021-30572 is a Chrome Autofill memory safety flaw fixed in Chrome 92.0.4515.107. A malicious web page could potentially corrupt browser memory. The sources do not show confirmed active exploitation or a CVSS score.
Executive priority
Treat this as a prompt browser patching item, not a confirmed exploited emergency based on supplied sources. The business risk comes from common user browsing exposure and memory corruption potential.
Technical view
The CVE describes a use-after-free in Google Chrome Autofill before 92.0.4515.107. The stated attack path is remote interaction with a crafted HTML page, potentially leading to heap corruption. Fedora advisories also tracked related Chromium package updates.
Likely exposure
Exposure is most likely on endpoints running Google Chrome or Chromium-derived packages below 92.0.4515.107, especially where users browse untrusted sites or open external links.
Exploitation context
The source bundle supports remote exploitation potential via crafted HTML, but does not support claims of active exploitation. CISA KEV status is false in the provided data.
Researcher notes
Public details are limited. The Chromium bug reference is cited, but the supplied record does not include exploit mechanics, CVSS, CWE, or proof of exploitation. Avoid assuming impact beyond potential heap corruption.
Mitigation direction
- Update Google Chrome to 92.0.4515.107 or later.
- Update Chromium packages through the relevant Linux distribution channel.
- Check vendor advisories for any platform-specific package names or backports.
- Prioritize managed browser fleets and internet-facing user workstations.
Validation and detection
- Inventory Chrome and Chromium versions across managed endpoints.
- Confirm Chrome reports version 92.0.4515.107 or later.
- Review Linux package advisory status for Fedora-managed Chromium installations.
- Check browser management telemetry for update failures or pinned versions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-30572 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.htmlCVE reference · x_refsource_MISC
- https://crbug.com/1214234CVE reference · x_refsource_MISC
- FEDORA-2021-78b9d84299CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-6225d60814CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-02b301441fCVE reference · vendor-advisory, x_refsource_FEDORA
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.