CVE-2021-23370

Name: CVE-2021-23370
Creator: NVD / NIST
Published: 2021-04-12T14:15:14.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.20%

Last modified Jun 17, 2026

CVE-2021-23370 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. This affects the package swiper before 6.5.1.. EPSS estimates a 2.20% chance of exploitation in the next 30 days.

Description

This affects the package swiper before 6.5.1.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.20%

80.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Swiperjs	Swiper	< 6.5.1

References

https://github.com/nolimits4web/swiper/commit/9dad2739b7474f383474773d5ab898a0c29ac178Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1244698Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1244699Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBNOLIMITS4WEB-1244697Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244696Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-SWIPER-1088062Exploit, Third Party Advisory
https://github.com/nolimits4web/swiper/commit/9dad2739b7474f383474773d5ab898a0c29ac178Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1244698Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1244699Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBNOLIMITS4WEB-1244697Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244696Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-SWIPER-1088062Exploit, Third Party Advisory

Timeline

Published: Apr 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-23370?

This affects the package swiper before 6.5.1.

How severe is CVE-2021-23370?

CVE-2021-23370 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.20% probability of exploitation in the next 30 days.

How do I fix CVE-2021-23370?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-23370?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST