CVE-2026-57452

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{"affected": [{"affectedData": [{"product": "vim", "vendor": "vim", "versions": [{"status": "affected", "version": "< 9.2.0671"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*", "matchCriteriaId": "CBDC7B4B-BC91-4E4D-9B87-46A114D4011D", "versionEndExcluding": "9.2.0671", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Prior to 9.2.0671, when Vim opens a file encrypted with the VimCrypt~04! or VimCrypt~05!\nmethod (xchacha20poly1305, requires the +sodium feature) whose body is shorter than a single libsodium secretstream header, an unsigned length calculation underflows and a subsequent decryption call reads far past the end of the input buffer, crashing Vim. This vulnerability is fixed in 9.2.0671."}], "id": "CVE-2026-57452", "lastModified": "2026-06-26T04:12:32.483", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-57452", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-25T15:47:10.061512Z", "version": "2.0.3"}}]}, "published": "2026-06-25T16:16:42.397", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/vim/vim/commit/c8777cec25dcfae89c42e9aff51af61f71c5745f"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://github.com/vim/vim/releases/tag/v9.2.0671"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/vim/vim/security/advisories/GHSA-c4j9-wr9j-4486"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-191"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2026:30267", "cpe": "cpe:/a:redhat:hummingbird:1", "package": "vim-main-9.2.725-1.hum1", "product_name": "Red Hat Hardened Images", "release_date": "2026-06-26T00:00:00Z"}], "bugzilla": {"description": "vim: Vim: Out-of-bounds Read with libsodium-encrypted Files", "id": "2492979", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492979"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["Vim is an open source, command line text editor. Prior to 9.2.0671, when Vim opens a file encrypted with the VimCrypt~04! or VimCrypt~05!\nmethod (xchacha20poly1305, requires the +sodium feature) whose body is shorter than a single libsodium secretstream header, an unsigned length calculation underflows and a subsequent decryption call reads far past the end of the input buffer, crashing Vim. This vulnerability is fixed in 9.2.0671.", "A flaw was found in Vim, an open source command-line text editor. When opening a specially crafted encrypted file using the VimCrypt~04! or VimCrypt~05! methods, an attacker could trigger an unsigned length calculation error. This issue leads to an out-of-bounds read, causing Vim to crash and resulting in a denial of service."], "mitigation": {"lang": "en:us", "value": "Ensure the spell checker is turned off by running :set nospell within Vim. Do not open untrusted or suspicious files\u2014particularly those encrypted with libsodium methods (VimCrypt~04! or VimCrypt~05!)\u2014within the Vim editor. This prevents the execution of the vulnerable decryption routine"}, "name": "CVE-2026-57452", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-06-25T15:27:50Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-57452\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-57452\nhttps://github.com/vim/vim/commit/c8777cec25dcfae89c42e9aff51af61f71c5745f\nhttps://github.com/vim/vim/releases/tag/v9.2.0671\nhttps://github.com/vim/vim/security/advisories/GHSA-c4j9-wr9j-4486"], "statement": "This Moderate impact vulnerability in Vim arises from an out-of-bounds read when processing a specially crafted libsodium-encrypted file. If a user opens a malicious file encrypted with VimCrypt~04! or VimCrypt~05! and the file body is shorter than a single libsodium secretstream header, Vim may crash. This issue requires user interaction to open a malformed file and the +sodium feature to be enabled, limiting its exploitability in typical Red Hat environments.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,9.2.0671)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "vim", "source": "cna", "vendor": "vim"}, "product": "vim", "vendor": "vim"}], "created": "2026-06-25T16:45:03.541093+00:00", "updated": "2026-06-25T22:15:04.660430+00:00", "vendors": ["vim", "vim$PRODUCT$vim"]}