CVE-2021-40637

MEDIUM 6.1CVE-2021-40637 · Published 03/03/2022 · updated 17/06/2026

In short

CVE-2021-40637 is a MEDIUM (CVSS 6.1) vulnerability affecting opensis (os4ed).
Chance of exploitation in the next 30 days (EPSS): 0.79%, higher than 56.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
opensis os4ed	`= 8.0`	No fix yet

Description

OS4ED openSIS 8.0 is affected by cross-site scripting (XSS) in EmailCheckOthers.php. An attacker can inject JavaScript code to get the user's cookie and take over the working session of user.

References

OS4ED/openSIS-Classic · Exploit

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Package

Affected versions

Patched versions

opensis

os4ed

= 8.0

No fix yet

More vulnerabilities in opensis

See all →