{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-59856", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-07T15:41:53.606Z", "datePublished": "2026-07-09T22:39:01.803Z", "dateUpdated": "2026-07-14T03:55:39.477Z"}, "containers": {"cna": {"title": "Vim: Arbitrary Code Execution via PHP Omni-Completion", "problemTypes": [{"descriptions": [{"cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.4, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/vim/vim/security/advisories/GHSA-fh26-8f79-wj97", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/vim/vim/security/advisories/GHSA-fh26-8f79-wj97"}, {"name": "https://github.com/vim/vim/commit/43afc581a37a35762dd0ef292f038b9dc5680a24", "tags": ["x_refsource_MISC"], "url": "https://github.com/vim/vim/commit/43afc581a37a35762dd0ef292f038b9dc5680a24"}], "affected": [{"vendor": "vim", "product": "vim", "versions": [{"version": "< 9.2.0736", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-09T22:39:01.803Z"}, "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Prior to 9.2.0736, the PHP omni-completion script in runtime/autoload/phpcomplete.vim interpolates a class or trait name, taken from the contents of the edited buffer, into a search() pattern that is run via win_execute() without escaping. A name containing a single quote can terminate the search() string argument early, and because the bar is honored as an Ex command separator, the remainder of the name is run as Ex commands; via the :! command this allows arbitrary operating-system command execution when a victim opens a crafted PHP file and invokes omni-completion. This issue is fixed in version 9.2.0736."}], "source": {"advisory": "GHSA-fh26-8f79-wj97", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-13T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-59856"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-14T03:55:39.477Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-59856", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-10T14:44:45.848798Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-10T14:44:50.900Z"}}], "cna": {"title": "Vim: Arbitrary Code Execution via PHP Omni-Completion", "source": {"advisory": "GHSA-fh26-8f79-wj97", "discovery": "UNKNOWN"}, "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.4, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "userInteraction": "ACTIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH"}}], "affected": [{"vendor": "vim", "product": "vim", "versions": [{"status": "affected", "version": "< 9.2.0736"}]}], "references": [{"url": "https://github.com/vim/vim/security/advisories/GHSA-fh26-8f79-wj97", "name": "https://github.com/vim/vim/security/advisories/GHSA-fh26-8f79-wj97", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/vim/vim/commit/43afc581a37a35762dd0ef292f038b9dc5680a24", "name": "https://github.com/vim/vim/commit/43afc581a37a35762dd0ef292f038b9dc5680a24", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Prior to 9.2.0736, the PHP omni-completion script in runtime/autoload/phpcomplete.vim interpolates a class or trait name, taken from the contents of the edited buffer, into a search() pattern that is run via win_execute() without escaping. A name containing a single quote can terminate the search() string argument early, and because the bar is honored as an Ex command separator, the remainder of the name is run as Ex commands; via the :! command this allows arbitrary operating-system command execution when a victim opens a crafted PHP file and invokes omni-completion. This issue is fixed in version 9.2.0736."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-94", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-09T22:39:01.803Z"}}}, "cveMetadata": {"cveId": "CVE-2026-59856", "state": "PUBLISHED", "dateUpdated": "2026-07-14T03:55:39.477Z", "dateReserved": "2026-07-07T15:41:53.606Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-07-09T22:39:01.803Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

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{"bugzilla": {"description": "vim: Vim: Arbitrary code execution via crafted PHP file in omni-completion", "id": "2498867", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2498867"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-94", "details": ["A flaw was found in Vim, an open-source command-line text editor. The PHP omni-completion script improperly handles specially crafted input. When a victim opens a malicious PHP file and invokes omni-completion, an unescaped class or trait name can be interpreted as Ex commands. This allows a remote attacker to achieve arbitrary operating-system command execution."], "mitigation": {"lang": "en:us", "value": "Users should exercise caution when opening untrusted PHP files and avoid invoking omni-completion on them. To prevent exploitation, the PHP omni-completion script can be disabled by moving or renaming `phpcomplete.vim`. For example, execute `mv /usr/share/vim/vim*/autoload/phpcomplete.vim /usr/share/vim/vim*/autoload/phpcomplete.vim.bak`. This action will disable PHP omni-completion functionality. A restart of Vim is necessary for this change to take effect."}, "name": "CVE-2026-59856", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "impact": "important", "package_name": "vim", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-07-09T22:39:01Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-59856\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-59856\nhttps://github.com/vim/vim/commit/43afc581a37a35762dd0ef292f038b9dc5680a24\nhttps://github.com/vim/vim/security/advisories/GHSA-fh26-8f79-wj97"], "statement": "Red Hat Product Security has rated this vulnerability as having a Moderate impact. While successful exploitation allows for arbitrary operating-system command execution when a user opens a crafted PHP file and triggers omni-completion, this feature is disabled by default in Red Hat products. The requirement for a non-default configuration, combined with mandatory user interaction, significantly reduces the real-world risk.\"", "threat_severity": "Moderate"}