CVE-2017-0221
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft...
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0227 and CVE-2017-0240.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0227 and CVE-2017-0240.
- Record
CVE-2017-0221- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.6 High
AV:N/AC:H/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0227 and CVE-2017-0240.
- Record
CVE-2017-0221- Updated
- 2026-11-02
EUVDEUVD-2017-0587 No score
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0227 and CVE-2017-0240.
- Record
EUVD-2017-0587- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-prwc-9vrq-vhm2
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft...
A vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0227 and CVE-2017-0240.
- Record
GHSA-prwc-9vrq-vhm2- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-0221 is a high vulnerability (CVSS 7.5) in Microsoft Edge, published May 12, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.78%, the 91st percentile. No source names a fixed version.