CVE-2021-37381: Southsoft GMIS 5.0 is vulnerable to CSRF attacks

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HIGH 8.8DOWNGRADE

CVE-2021-37381 is a high-severity flaw (CVSS 8.8) affecting graduate management information system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Southsoft GMIS 5.0 is vulnerable to CSRF attacks. Attackers can access other users' private information such as photos through CSRF. For example: any student's photo information can be accessed through /gmis/(S([1]))/student/grgl/PotoImageShow/?bh=[2]. Among them, the code in [1] is a random string generated according to the user's login related information. It can protect the user's identity, but it can not effectively prevent unauthorized acces

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-352
Published	2021-08-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: southsoft

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-08-06 13:15 UTCPublished CVE record published
2026-06-17 04:00 UTCUpdated Record last modified

southsoft graduate management information system DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy graduate-management-information-system || rpm -q graduate-management-information-system || graduate-management-information-system --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison graduate-management-information-system sudo apt install graduate-management-information-system=<VERSION_BEFORE_5.0> sudo apt-mark hold graduate-management-information-system

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list graduate-management-information-system sudo dnf downgrade graduate-management-information-system-<VERSION_BEFORE_5.0> sudo dnf versionlock add graduate-management-information-system

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-37381?

graduate management information system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-37381 being exploited?

CVE-2021-37381 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-37381 affect?

CVE-2021-37381 affects graduate management information system. Severity is high (CVSS 8.8). Southsoft GMIS 5.0 is vulnerable to CSRF attacks. Attackers can access other users' private information such as photos through CSRF. For example: any student's photo information can be accessed through /gmis/(S([1]))/student/grgl/PotoImageS

How urgent is CVE-2021-37381?

Priority 48/100. High severity; Public exploit reference

References

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