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Vulnerability details: VCID-42af-f5vs-1fe3
Vulnerability ID VCID-42af-f5vs-1fe3
Aliases CVE-2020-26272
GHSA-hvf8-h2qh-37m9
Summary IPC messages delivered to the wrong frame in Electron ### Impact IPC messages sent from the main process to a subframe in the renderer process, through `webContents.sendToFrame`, `event.reply` or when using the `remote` module, can in some cases be delivered to the wrong frame. If your app does ANY of the following, then it is impacted by this issue: - Uses `remote` - Calls `webContents.sendToFrame` - Calls `event.reply` in an IPC message handler ### Patches This has been fixed in the following versions: - 9.4.0 - 10.2.0 - 11.1.0 - 12.0.0-beta.9 ### Workarounds There are no workarounds for this issue. ### For more information If you have any questions or comments about this advisory, email us at [security@electronjs.org](mailto:security@electronjs.org).
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-668 Exposure of Resource to Wrong Sphere
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00965 https://api.first.org/data/v1/epss?cve=CVE-2020-26272
cvssv3.1 5.4 https://github.com/electron/electron/commit/07a1c2a3e5845901f7e2eda9506695be58edc73c
generic_textual MODERATE https://github.com/electron/electron/commit/07a1c2a3e5845901f7e2eda9506695be58edc73c
cvssv3.1 5.4 https://github.com/electron/electron/commit/0bbd268eb4caf35604443df5ff196980dd49e208
generic_textual MODERATE https://github.com/electron/electron/commit/0bbd268eb4caf35604443df5ff196980dd49e208
cvssv3.1 5.4 https://github.com/electron/electron/commit/36c695ce2a7e22c07fe1e30c61c00d20371daee2
generic_textual MODERATE https://github.com/electron/electron/commit/36c695ce2a7e22c07fe1e30c61c00d20371daee2
cvssv3.1 5.4 https://github.com/electron/electron/commit/429400040ecb16a21d19936658579e65a797e4cc
generic_textual MODERATE https://github.com/electron/electron/commit/429400040ecb16a21d19936658579e65a797e4cc
cvssv3.1 5.4 https://github.com/electron/electron/commit/5c8e7e8b7f485ceafa8b271086d7b87e1de9dedd
generic_textual MODERATE https://github.com/electron/electron/commit/5c8e7e8b7f485ceafa8b271086d7b87e1de9dedd
cvssv3.1 5.4 https://github.com/electron/electron/pull/26875
generic_textual MODERATE https://github.com/electron/electron/pull/26875
cvssv3.1 5.4 https://github.com/electron/electron/releases/tag/v9.4.0
generic_textual MODERATE https://github.com/electron/electron/releases/tag/v9.4.0
cvssv3.1 5.4 https://github.com/electron/electron/security/advisories/GHSA-hvf8-h2qh-37m9
generic_textual MODERATE https://github.com/electron/electron/security/advisories/GHSA-hvf8-h2qh-37m9
cvssv3.1 5.4 https://nvd.nist.gov/vuln/detail/CVE-2020-26272
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2020-26272
archlinux Medium https://security.archlinux.org/AVG-1503
cvssv3.1 5.4 https://www.electronjs.org/releases/stable?version=9#9.4.0
generic_textual MODERATE https://www.electronjs.org/releases/stable?version=9#9.4.0
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-26272
https://github.com/electron/electron/commit/07a1c2a3e5845901f7e2eda9506695be58edc73c
https://github.com/electron/electron/commit/0bbd268eb4caf35604443df5ff196980dd49e208
https://github.com/electron/electron/commit/36c695ce2a7e22c07fe1e30c61c00d20371daee2
https://github.com/electron/electron/commit/429400040ecb16a21d19936658579e65a797e4cc
https://github.com/electron/electron/commit/5c8e7e8b7f485ceafa8b271086d7b87e1de9dedd
https://github.com/electron/electron/pull/26875
https://github.com/electron/electron/releases/tag/v9.4.0
https://github.com/electron/electron/security/advisories/GHSA-hvf8-h2qh-37m9
https://nvd.nist.gov/vuln/detail/CVE-2020-26272
https://www.electronjs.org/releases/stable?version=9#9.4.0
AVG-1503 https://security.archlinux.org/AVG-1503
GHSA-hvf8-h2qh-37m9 https://github.com/advisories/GHSA-hvf8-h2qh-37m9
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/commit/07a1c2a3e5845901f7e2eda9506695be58edc73c
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/commit/0bbd268eb4caf35604443df5ff196980dd49e208
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/commit/36c695ce2a7e22c07fe1e30c61c00d20371daee2
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

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low

none

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none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/commit/429400040ecb16a21d19936658579e65a797e4cc
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/commit/5c8e7e8b7f485ceafa8b271086d7b87e1de9dedd
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/pull/26875
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/releases/tag/v9.4.0
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://github.com/electron/electron/security/advisories/GHSA-hvf8-h2qh-37m9
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-26272
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Found at https://www.electronjs.org/releases/stable?version=9#9.4.0
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.7685
EPSS Score 0.00965
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T09:13:08.878148+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/01/GHSA-hvf8-h2qh-37m9/GHSA-hvf8-h2qh-37m9.json 38.6.0