Coverage › CVE-2021-38003
CVE-2021-38003 Unmapped
Google Chromium V8 Memory Corruption Vulnerability
- Vendor / product
- Google — Chromium V8
- Description (CISA)
- Google Chromium V8 Engine has a bug in JSON.stringify, where the internal TheHole value can leak to script code, causing memory corruption. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
- Added to KEV
- 2021-11-03
- Due date
- 2021-11-17
- Required action
- Apply updates per vendor instructions.
- Known ransomware use
- Unknown
- CWE
- CWE-122, CWE-755
- CISA notes
- https://nvd.nist.gov/vuln/detail/CVE-2021-38003
- Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2021-38003. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-122, CWE-755) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.