Vulnerability record · CVE-2021-31537 · published 11 May 2021

CVE-2021-31537: Sisinformatik sis-rewe go cross-site scripting vulnerability

Sisinformatik · Sis Rewe Go

SIS SIS-REWE Go before 7.7 SP17 allows XSS: rewe/prod/web/index.php (affected parameters are config, version, win, db, pwd, and user) and /rewe/prod/web/rewe_go_check.php (version and all other parameters).

6.1 CVSS 3.1 Medium EPSS 7.7% · top 5.6% CWE-79 · Cross-site scripting

6.1CVSS 3.1 base score, v2 4.3

7.7%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

6References, 4 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Sis Rewe Go Sisinformatik

References

Link	Tags
http://seclists.org/fulldisclosure/2021/May/20	ExploitMailing ListThird Party Advisory
https://sec-consult.com/vulnerability-lab/advisory/reflected-xss-sis-infromatik-rewe-go-cve-2021-31537/	ExploitThird Party Advisory
https://sisinformatik.com/rewe-go/	Vendor Advisory
http://seclists.org/fulldisclosure/2021/May/20	ExploitMailing ListThird Party Advisory
https://sec-consult.com/vulnerability-lab/advisory/reflected-xss-sis-infromatik-rewe-go-cve-2021-31537/	ExploitThird Party Advisory
https://sisinformatik.com/rewe-go/	Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-31537), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.