Cross-site Scripting in Strapi

published 2022-06-13 4y ago modified 2026-06-17 4mo ago also GHSA-mcqm-6ff4-53qx , EUVD-2022-6092

cvss: 4.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known

Strapi v3.x.x versions and earlier contain a stored cross-site scripting vulnerability in file upload function. By exploiting this vulnerability, an arbitrary script may be executed on the web browser of the user who is logging in to the product with the administrative privilege.

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Exploit prediction

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	4.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	3.5	AV:N/AC:M/Au:S/C:N/I:P/A:N
GitHub	3.1	4.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem	package	affected	fixed in
npm	strapi	<=3.6.10	no fix listed

Affected products

Strapi Strapi

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

strapi.io /
vendor-advisory
github.com /strapi/strapi
package, product, third-party-advisory
jvn.jp /en/jp/JVN44550983/index.html
web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2022-29894
advisory
strapi.io
web

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.