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CVE-2026-57452

Status: AnalyzedMedium (5.5)—

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! method (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.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

VIM — VIM

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-57452",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2026-57452",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
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              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-06-25T15:47:10.061512Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
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  "affected": [
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      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "vim",
          "product": "vim",
          "versions": [
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              "version": "< 9.2.0671"
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  "published": "2026-06-25T16:16:42.397",
  "references": [
    {
      "url": "https://github.com/vim/vim/commit/c8777cec25dcfae89c42e9aff51af61f71c5745f",
      "tags": [
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      "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."
    }
  ],
  "lastModified": "2026-06-26T04:12:32.483",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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