HIGH
Prototype Pollution
Published Sep 26, 2022
7.3
HIGHCVSS 3.1
EPSS 0.95%
Description
The package express-xss-sanitizer before 1.1.3 are vulnerable to Prototype Pollution via the allowedTags attribute, allowing the attacker to bypass xss sanitization.
Affected products
- Vendor n/a Product Express-Xss-Sanitizer Defaultn/a
- Version unspecifiedStatusaffectedConstraints<1.1.3
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Express-Xss-Sanitizer | n/a |
|
- < 1.1.3
No data.
No Red Hat product state for this CVE.
express-xss-sanitizer
npm
Introduced 0 Fixed 1.1.3
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | express-xss-sanitizer | 0 | 1.1.3 |
Remediation
No remediation recorded yet.
Weaknesses (1)
References (6)
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39a x_refsource_MISCPatchThird Party Advisory
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://github.com/advisories/GHSA-grjp-4jmr-mjcw Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2022-21169
- https://runkit.com/embed/w306l6zfm7tu x_refsource_MISCPatchThird Party AdvisoryURL Repurposed
- https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39a | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://github.com/advisories/GHSA-grjp-4jmr-mjcw | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2022-21169 | ||
| https://runkit.com/embed/w306l6zfm7tu | x_refsource_MISCPatchThird Party AdvisoryURL Repurposed | |
| https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner snyk
Published Sep 26, 2022
Updated May 21, 2025
Reserved Feb 24, 2022
Link CVE-2022-21169
CISA Vulnrichment
GHSA-GRJP-4JMR-MJCW Updated May 21, 2025