Staging Environment: Content and features may be unstable or change without notice.
Advisory details: gitlab / npm/electerm/CVE-2026-45353
Advisory ID gitlab/npm/electerm/CVE-2026-45353
Aliases CVE-2026-45353
GHSA-7p5m-v798-f8vv
Summary Electerm Local code through electerm's single-instance socket _Local code execution without UI interaction: any same-user process can send a JSON payload to electerm's single-instance socket/pipe, causing the app to create tabs and potentially spawn attacker-controlled local processes. Affects electerm single-instance installs on the machine._
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (5)
CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-732 Incorrect Permission Assignment for Critical Resource
CWE-940 Improper Verification of Source of a Communication Channel
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
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/electerm/CVE-2026-45353.yml
Reference id Reference type URL
https://github.com/electerm/electerm/security/advisories/GHSA-7p5m-v798-f8vv
0599e67069b00e376a2e962649aaad6096e63507 Other https://github.com/electerm/electerm/commit/0599e67069b00e376a2e962649aaad6096e63507
CVE-2026-45353 https://nvd.nist.gov/vuln/detail/CVE-2026-45353
GHSA-7p5m-v798-f8vv https://github.com/advisories/GHSA-7p5m-v798-f8vv
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/electerm/CVE-2026-45353.yml
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2026-05-28T19:27:17Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/45xxx/CVE-2026-45353.json

Source Advisory: vulnrichment/CVE-2026-45353

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'total'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]