CVE-2026-122518
Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
CVE-2026-122518 is a medium vulnerability (CVSS 6.5) in Microsoft Edge (chromium-based), published November 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.94%, the 61st percentile. No source names a fixed version.
- Severity
- 6.5 MediumCVSS 3.1, CVE List
- Exploit chance
- 0.94%EPSS, 61st percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
What each source reports
CVE List Score used
Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-122518- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-125
- Updated
- 2026-11-10
EUVDEUVD-2026-122267
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
- Record
EUVD-2026-122267- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-11
GitHub AdvisoriesGHSA-vqgv-f98g-65rx
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose...
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
- Record
GHSA-vqgv-f98g-65rx- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-10
NVD
Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-122518- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-11
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.