XSS in client rendered block templates in rendr

published 2020-09-01 6y ago modified 2023-11-08 3y ago also GHSA-v5hp-35hw-cw5x

cvss: —; not scored
cisa kev: Not listed; not in CISA's catalog
epss: —; no EPSS score yet
public exploits: 0; none known

Affected versions of `rendr` are vulnerable to cross-site scripting when client side rendering is done inside a `_block`.

Server side rendering is not affected and is properly escaped.

## Recommendation

Update to version 1.1.4 or later.

Patch / fix

fixed in 1 links 2

npm rendr 1.1.4

github.com/rendrjs/rendr-handlebars#61 pull request
github.com/rendrjs/rendr#513 pull request

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Affected packages

ecosystem	package	affected	fixed in
npm	rendr	<1.1.4	1.1.4

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /rendrjs/rendr-handlebars/pull/61
web
github.com /rendrjs/rendr/pull/513
web
nvd.nist.gov /vuln/detail/CVE-2016-1000230
advisory
github.com /rendrjs/rendr-handlebars
package
npmjs.com /advisories/128
web

Sources

GitHub Advisory GHSA-v5hp-35hw-cw5x

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