VulnerabilityModified
CVE-2020-6637
openSIS Community Edition version 7.3 is vulnerable to SQL injection via the USERNAME parameter of index.php.
CRITICAL 9.8EPSS 17.6%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 17.6%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
openSIS Community Edition version 7.3 is vulnerable to SQL injection via the USERNAME parameter of index.php.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 17.58% probability · 97th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-89
- Affected
- os4ed/opensis
- Source
- cve@mitre.org
EPSS moved from 17.6% on 17 October 2026 to 17.6% on 26 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://cinzinga.com/CVE-2020-6637/Exploit, Technical Description, Third Party Advisory
- https://github.com/OS4ED/openSIS-Responsive-Design/commit/1127ae0bb7c3a2883febeabc6b71ad8d73510de8Patch, Third Party Advisory
- https://opensis.com/Product
- https://sourceforge.net/projects/opensis-ce/files/Third Party Advisory
- https://cinzinga.com/CVE-2020-6637/Exploit, Technical Description, Third Party Advisory
- https://github.com/OS4ED/openSIS-Responsive-Design/commit/1127ae0bb7c3a2883febeabc6b71ad8d73510de8Patch, Third Party Advisory
- https://opensis.com/Product
- https://sourceforge.net/projects/opensis-ce/files/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.