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Vulnerability record · CVE-2023-46301 · published 22 October 2023

CVE-2023-46301: Iterm2 vulnerability

Iterm2 · Iterm2

iTerm2 before 3.4.20 allow (potentially remote) code execution because of mishandling of certain escape sequences related to upload.

9.8 CVSS 3.1 Critical EPSS 1.2% · top 33.9% CWE-116 · CWE-116
9.8CVSS 3.1 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

iTerm2 before 3.4.20 allow (potentially remote) code execution because of mishandling of certain escape sequences related to upload.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://blog.solidsnail.com/posts/2023-08-28-iterm2-rce ExploitThird Party Advisory
https://github.com/gnachman/iTerm2/commit/85cbf5ebda472c9ec295887e99c2b6f1b5867f1b Patch
https://github.com/gnachman/iTerm2/commit/b2268b03b5f3d4cd8ca275eaef5d16d0fac20009 Patch
https://iterm2.com/news.html Release Notes
https://blog.solidsnail.com/posts/2023-08-28-iterm2-rce ExploitThird Party Advisory
https://github.com/gnachman/iTerm2/commit/85cbf5ebda472c9ec295887e99c2b6f1b5867f1b Patch
https://github.com/gnachman/iTerm2/commit/b2268b03b5f3d4cd8ca275eaef5d16d0fac20009 Patch
https://iterm2.com/news.html Release Notes

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-38396Iterm2 code injection vulnerabilityAn issue was discovered in iTerm2 3.5.x before 3.5.2. Unfiltered use of an escape sequence to report a window title, in combination with the built-in…EPSS 1.7%9.8CVE-2024-38395Iterm2 code injection vulnerabilityIn iTerm2 before 3.5.2, the "Terminal may report window title" setting is not honored, and thus remote code execution might occur but "is not trivial…EPSS 1.5%9.8CVE-2023-46321Iterm2 vulnerabilityiTermSessionLauncher.m in iTerm2 before 3.5.0beta12 does not sanitize paths in x-man-page URLs. They may have shell metacharacters for a /usr/bin/man…EPSS 0.66%9.8CVE-2023-46322Iterm2 vulnerabilityiTermSessionLauncher.m in iTerm2 before 3.5.0beta12 does not sanitize ssh hostnames in URLs. The hostname's initial character may be non-alphanumeric…EPSS 0.66%9.8CVE-2023-46300Iterm2 vulnerabilityiTerm2 before 3.4.20 allow (potentially remote) code execution because of mishandling of certain escape sequences related to tmux integration.EPSS 1.2%9.8CVE-2022-45872Iterm2 improper input validation vulnerabilityiTerm2 before 3.4.18 mishandles a DECRQSS response.EPSS 0.94%9.8CVE-2019-9535Iterm2 injection vulnerabilityA vulnerability exists in the way that iTerm2 integrates with tmux's control mode, which may allow an attacker to execute arbitrary commands by provi…EPSS 2.5%9.3CVE-2025-22275Iterm2 sensitive information in log file vulnerabilityiTerm2 3.5.6 through 3.5.10 before 3.5.11 sometimes allows remote attackers to obtain sensitive information from terminal commands by reading the /tm…EPSS 0.51%

Source: NIST National Vulnerability Database (record CVE-2023-46301), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.