CVE-2018-16796: HiScout GRC Suite before 3.1.5 allows Unrestricted Upload of Files with Dangerous Types.

Q: How do I fix CVE-2018-16796?

grc suite: upgrade to 3.1.5. Exact commands for each OS are on this page.

Q: Is CVE-2018-16796 being exploited?

CVE-2018-16796 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-16796 affect?

CVE-2018-16796 affects grc suite. Severity is high (CVSS 8.8). HiScout GRC Suite before 3.1.5 allows Unrestricted Upload of Files with Dangerous Types.

Q: How urgent is CVE-2018-16796?

Priority 57/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2018-16796 is a high-severity flaw (CVSS 8.8) affecting grc suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HiScout GRC Suite before 3.1.5 allows Unrestricted Upload of Files with Dangerous Types.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Weakness	CWE-434
Published	2018-09-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: hiscout

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

Am I affected?

Timeline

2018-09-13 16:29 UTCPublished CVE record published
2026-06-17 01:44 UTCUpdated Record last modified

hiscout grc suite UPGRADE

Affected: < 3.1.5

Fixed in: 3.1.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy grc-suite || rpm -q grc-suite || grc-suite --version

2. UPGRADE to 3.1.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade grc-suite

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade grc-suite

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2018-16796?

grc suite: upgrade to 3.1.5. Exact commands for each OS are on this page.

Is CVE-2018-16796 being exploited?

CVE-2018-16796 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-2018-16796 affect?

CVE-2018-16796 affects grc suite. Severity is high (CVSS 8.8). HiScout GRC Suite before 3.1.5 allows Unrestricted Upload of Files with Dangerous Types.

How urgent is CVE-2018-16796?

Priority 57/100. High severity; Public exploit reference

References

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