CVE-2021-43306
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the jquery-validation npm package, when an attacker is able to supply arbitrary input to the url2 method
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | forky | fixed | 0 |
| debian | sid | fixed | 0 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | jquery-validation | <1.19.4 | 1.19.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-43306
- https://github.com/jquery-validation/jquery-validation/pull/2428
- https://github.com/jquery-validation/jquery-validation/commit/69cb17ed774b427f7e2ffcdf197968231725c30e
- https://github.com/jquery-validation/jquery-validation
- https://research.jfrog.com/vulnerabilities/jquery-validation-redos-xray-211348
- https://security-tracker.debian.org/tracker/CVE-2021-43306
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.