The package @braintree/sanitize-url before 6.0.0 are vulnerable to Cross-site Scripting (XSS) due to improper sanitization in sanitizeUrl function.
CVE-2021-23648
This medium-severity CVE scores 5.4 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 69% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.4
- EG Score
- 5.4(medium)
- EPSS
- 69.7%
- KEV
- Not listed
Published
March 16, 2022
Last Modified
November 21, 2024
References (14)
- report@snykhttps://github.com/braintree/sanitize-url/blob/main/src/index.ts%23L11
- report@snykhttps://github.com/braintree/sanitize-url/pull/40
- report@snykhttps://github.com/braintree/sanitize-url/pull/40/commits/e5afda45d9833682b705f73fc2c1265d34832183
- report@snykhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PFW6Q2LXXWTFRTMTRN4ZGADFRQPKJ3D/
- report@snykhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36GUEPA5TPSC57DZTPYPBL6T7UPQ2FRH/
- report@snykhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HLAQRRGNSO5MYCPAXGPH2OCSHOGHSQMQ/
- report@snykhttps://snyk.io/vuln/SNYK-JS-BRAINTREESANITIZEURL-2339882
- af854a3a-2127-422b-91ae-364da2661108https://github.com/braintree/sanitize-url/blob/main/src/index.ts%23L11
- af854a3a-2127-422b-91ae-364da2661108https://github.com/braintree/sanitize-url/pull/40
- af854a3a-2127-422b-91ae-364da2661108https://github.com/braintree/sanitize-url/pull/40/commits/e5afda45d9833682b705f73fc2c1265d34832183
- af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PFW6Q2LXXWTFRTMTRN4ZGADFRQPKJ3D/
- af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36GUEPA5TPSC57DZTPYPBL6T7UPQ2FRH/
- af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HLAQRRGNSO5MYCPAXGPH2OCSHOGHSQMQ/
- af854a3a-2127-422b-91ae-364da2661108https://snyk.io/vuln/SNYK-JS-BRAINTREESANITIZEURL-2339882
Vendor Advisories for CVE-2021-23648(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(3)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | grafana-0:7.5.15-3.el9 | 2022-11-15 | redhat |
| redhat | grafana-0:7.5.15-3.el8 | 2022-11-08 | redhat |
| redhat | openshift4/ose-grafana:v4.11.0-202208020235.p0.g6773185.assembly.stream | 2022-08-10 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| @braintree/sanitize-url | — | 6.0.0 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(1)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 9× in last 7d / 47× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:25 UTCEPSS rescore
- 2026-07-09 19:07 UTCEPSS rescore
- 2026-07-08 15:12 UTCEPSS rescore
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- 2026-06-30 23:20 UTCEPSS rescore
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- 2026-06-29 18:02 UTCOSV refresh
- 2026-06-29 14:04 UTCEPSS rescore
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- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-25 13:48 UTCEPSS rescore
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- 2026-06-24 14:03 UTCEPSS rescore
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- 2026-06-23 21:31 UTCEPSS rescore
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- 2026-06-12 23:10 UTCEPSS rescore
- 2026-06-12 06:36 UTCOSV refresh
- 2026-06-11 13:58 UTCEPSS rescore
- 2026-06-10 22:16 UTCEPSS rescore
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- 2026-06-10 13:20 UTCEPSS rescore
- 2026-06-08 14:15 UTCEPSS rescore
- 2026-06-08 14:15 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
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- 2026-06-06 13:46 UTCEPSS rescore
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- 2026-05-31 22:29 UTCEPSS rescore
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- 2026-05-31 00:15 UTCEPSS rescore
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- 2026-05-29 13:42 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-27 13:39 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 01:27 UTCEG score recompute
- 2026-05-26 01:27 UTCVendor advisory
- 2026-05-24 16:49 UTCEPSS rescore
Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
Frequently asked(5)
What is CVE-2021-23648?
When was CVE-2021-23648 disclosed?
Is CVE-2021-23648 actively exploited?
What is the CVSS score of CVE-2021-23648?
How do I remediate CVE-2021-23648?
Dependency Blast Radius
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