CVE-2020-15253
CVE-2020-15253 is a high-severity vulnerability in Grocy with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Grocy
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2020-15253?
- 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.
- How severe is CVE-2020-15253?
- CVE-2020-15253 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2020-15253 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-15253?
- CVE-2020-15253 affects Grocy. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-15253?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-15253 published?
- CVE-2020-15253 was published on 2020-10-14 and last updated on 2026-06-17.
References
- https://github.com/grocy/grocy/commit/0624b0df594a4353ef25e6b1874565ea52ce7772
- https://github.com/grocy/grocy/commit/0df2590de27c60c18b7db6e056347bd2aff5a887
- https://github.com/grocy/grocy/issues/996
- https://github.com/grocy/grocy/security/advisories/GHSA-7f37-2fjr-v9p7
- https://www.exploit-db.com/exploits/48792
Affected products (1)
- cpe:2.3:a:grocy:grocy:*:*:*:*:*:*:*:*
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