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githubGitHub Advisory DatabaseGHSA-2Q4G-W47C-4674
HistoryOct 06, 2020 - 2:24 p.m.

Unpreventable top-level navigation

2020-10-0614:24:04
CWE-20
CWE-693
GitHub Advisory Database
github.com
31
will-navigate event
sub-frame navigation
patches
workarounds
iframe sandbox

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:P/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L

EPSS

0.001

Percentile

49.3%

Impact

The will-navigate event that apps use to prevent navigations to unexpected destinations as per our security recommendations can be bypassed when a sub-frame performs a top-frame navigation across sites.

Patches

  • 11.0.0-beta.1
  • 10.0.1
  • 9.3.0
  • 8.5.1

Workarounds

Sandbox all your iframes using the sandbox attribute. This will prevent them creating top-frame navigations and is good practice anyway.

For more information

If you have any questions or comments about this advisory:

Affected configurations

Vulners
Node
electronelectronRange10.0.0-beta.010.0.1
OR
electronelectronRange9.0.0-beta.09.3.0
OR
electronelectronRange8.0.0-beta.08.5.1
VendorProductVersionCPE
electronelectron*cpe:2.3:a:electron:electron:*:*:*:*:*:*:*:*

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:P/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L

EPSS

0.001

Percentile

49.3%

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