CVE-2021-25962 json
Shuup - Formula Injection in Checkout Addresses
published 2021-09-29 5 y ago modified 2026-06-17 4 mo ago also GHSA-663j-rjcr-789f , PYSEC-2021-355 , EUVD-2021-0241
- cvss
- 8.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
“Shuup” application in versions 0.4.2 to 2.10.8 is affected by the “Formula Injection” vulnerability. A customer can inject payloads in the name input field in the billing address while buying a product. When a store administrator accesses the reports page to export the data as an Excel file and opens it, the payload gets executed.
Patch / fix
Exploit prediction
1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| GitHub | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | shuup | >=0.4.2, <2.11.0 |
2.11.0 |
Affected products
- shuup shuup
Classification
- Weakness
-
- CWE-1236 Improper Neutralization of Formula Elements in a CSV File
References
-
github.com
/shuup/shuup/commit/0a2db392e8518410c282412561461cd8797eea51
web, patch, third-party-advisory
-
whitesourcesoftware.com
/vulnerability-database/CVE-2021-25962
web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-25962
advisory
-
github.com
/pypa/advisory-database/tree/main/vulns/shuup/PYSEC-2021-355.yaml
web
-
github.com
/shuup/shuup
package
-
github.com
/advisories/GHSA-663j-rjcr-789f
advisory
Sources
- CVE List CVE-2021-25962
- GitHub Advisory GHSA-663j-rjcr-789f
- NVD CVE-2021-25962
- OSV PYSEC-2021-355
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