Vulnerability DatabaseCVE-2026-97058
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CVE-2026-97058
Published:September 24, 2026
Updated:September 29, 2026
sprintf-js through 1.1.3 passes unbounded precision specifiers to toFixed, toExponential, and toPrecision methods without validation, causing uncaught RangeError exceptions. Attackers who control format strings can inject precision values exceeding ECMAScript limits to abort calling operations with minimal payload.
Related Resources (7)
https://github.com/alexei/sprintf.js/blob/3a0d8c26d291b5bd9f1974877ecc50739921d6f5/src/sprintf.js#L17
https://github.com/alexei/sprintf.js
https://www.vulncheck.com/advisories/sprintf-js-through-1.1.3-denial-of-service-via-unbounded-precision
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97058.json
https://github.com/alexei/sprintf.js/blob/3a0d8c26d291b5bd9f1974877ecc50739921d6f5/src/sprintf.js#L84-L90
https://github.com/alexei/sprintf.js/issues/237
https://nvd.nist.gov/vuln/detail/CVE-2026-97058
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CVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Improper Validation of Specified Quantity in Input
CWE-1284
EPSS
Base Score:
0.37