Improper Validation of Specified Quantity in Input The advisory has been revoked - it doesn't affect any version of package sprintf-js (opens in a new tab)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-SPRINTFJS-20532016
- published6 Oct 2026
- disclosed24 Sept 2026
- creditWayde Shi
Introduced: 24 Sep 2026
NewCVE-2026-97058 (opens in a new tab)How to fix?
There is no fixed version for sprintf-js.
Amendment
This was deemed not a vulnerability.
Overview
Affected versions of this package are vulnerable to Improper Validation of Specified Quantity in Input via unbounded precision specifiers passed without validation to the toFixed, toExponential, and toPrecision methods. An attacker who controls a format string can inject precision values exceeding ECMAScript limits, causing uncaught RangeError exceptions that abort the calling operation.
Note: CVE-2026-97058 was rejected by the CVE List.