XSS in Getlaminas Laminas-Form
CVE-2022-23598
laminas-form is a package for validating and displaying simple and complex forms. When rendering validation error messages via the `formElementErrors()` view helper shipped with laminas-form, many messages will contain the submitted value. However, in laminas-form prior to version 3.1.1, the value was not being escaped for HTML contexts, which could potentially lead to a reflected cross-site scripting attack. Versions 3.1.1 and above contain a patch to mitigate the vulnerability. A workaround is available. One may manually place code at the top of a view script where one calls the `formElementErrors()` view helper. More information about this workaround is available on the GitHub Security Advisory.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.010 (58.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Getlaminas Laminas-form — versions 3.1.0
- Laminas Laminas-form — versions < 3.1.1
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory, Mitigation)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC, Mitigation)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2022-23598?
- CVE-2022-23598 is a medium-severity vulnerability in Getlaminas Laminas-Form, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-01-28.
- How severe is CVE-2022-23598?
- Medium severity. CVSS v3 base score is 6.1 out of 10.