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CVE-2026-12644

🗓️ 19 Jun 2026 05:00:00Reported by snykType 
cvelist
 cvelist
🔗 www.cve.org👁 64 Views

CVE-2026-12644: ts-deepmerge before 8.0.0 crashes on string operations when input uses Object.prototype keys such as toString or valueOf.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-12644
19 Jun 202605:00
–attackerkb
cve
CVE
CVE-2026-12644
19 Jun 202605:00
–cve
euvd
EUVD
EUVD-2026-37991
19 Jun 202605:00
–euvd
github
Github Security Blog
ts-deepmerge: Prototype Method Override leads to DoS
19 Jun 202606:31
–github
mend
Mend
CVE-2026-12644
19 Jun 202605:00
–mend
nvd
NVD
CVE-2026-12644
19 Jun 202606:17
–nvd
osv_clsa
osv_clsa
CLSA-2026-1792473266 TuxCare security update for ts-deepmerge (1 CVE)
20 Oct 202605:14
–osv_clsa
osv_clsa
osv_clsa
CLSA-2026-1792490574 TuxCare security update for ts-deepmerge (1 CVE)
20 Oct 202610:02
–osv_clsa
osv_ghsa
osv_ghsa
GHSA-87MF-GV2C-C62C ts-deepmerge: Prototype Method Override leads to DoS
19 Jun 202606:31
–osv_ghsa
patchstack
Patchstack
NPM: ts-deepmerge: Prototype Method Override leads to DoS
19 Jun 202606:31
–patchstack
Rows per page
[
  {
    "product": "ts-deepmerge",
    "versions": [
      {
        "version": "0",
        "lessThan": "8.0.0",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "vendor": "n/a"
  }
]

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19 Jun 2026 05:00Current
CVSS 3.15.3
CVSS 46.9
EPSS0.00507
SSVC
64