XSS in Paypal Braintree\/sanitize-Url
CVE-2021-23648
The package @braintree/sanitize-url before 6.0.0 are vulnerable to Cross-site Scripting (XSS) due to improper sanitization in sanitizeUrl function.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.014 (72.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: +0.000
Affected products
- Paypal Braintree\/sanitize-Url
- Fedoraproject Fedora — versions 34, 35, 36
- @Braintree/sanitize-Url — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- snyk.io/vuln/SNYK-JS-BRAINTREESANITIZEURL-2339882 (Exploit, Patch, Third Party Advisory)
- github.com/braintree/sanitize-url/blob/main/src/index.ts#L11 (Broken Link)
- github.com/braintree/sanitize-url/pull/40 (Patch, Third Party Advisory, Issue Tracking)
- github.com/braintree/sanitize-url/pull/40/commits/e5afda45d9833682b705f73fc2c12… (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-23648?
- CVE-2021-23648 is a medium-severity vulnerability in Paypal Braintree\/sanitize-Url, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-03-16.
- How severe is CVE-2021-23648?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-23648 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.