Vulnerability · Published Oct 14, 2020 · Assigned by GitHub_M

CVE-2020-15253Stored XSS in Grocy

High 7.3

In plain English

A high-severity cross-site scripting in grocy from grocy. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)1.2%top 30.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Versions of Grocy <= 2.7.1 are vulnerable to Cross-Site Scripting via the Create Shopping List module, that is rendered upon deleting that Shopping List. The issue was also found in users, batteries, chores, equipment, locations, quantity units, shopping locations, tasks, taskcategories, product groups, recipes and products. Authentication is required to exploit these issues and Grocy should not be publicly exposed. The linked reference details a proof-of-concept.

Affected products (as reported)

Vendor	Product	Versions
grocy	grocy	<= 2.7.1

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N

References

https://www.exploit-db.com/exploits/48792 x_refsource_MISC
https://github.com/grocy/grocy/security/advisories/GHSA-7f37-2fjr-v9p7 x_refsource_CONFIRM
https://github.com/grocy/grocy/issues/996 x_refsource_MISC
https://github.com/grocy/grocy/commit/0624b0df594a4353ef25e6b1874565ea52ce7772 x_refsource_MISC
https://github.com/grocy/grocy/commit/0df2590de27c60c18b7db6e056347bd2aff5a887 x_refsource_MISC