CVE-2014-8778: Checkmarx CxSAST (formerly CxSuite) before 7.1.8 allows remote authenticated users to bypass the CxQL sandbox

Q: How do I fix CVE-2014-8778?

cxsast: upgrade to newer than 7.1.6. Exact commands for each OS are on this page.

Q: Is CVE-2014-8778 being exploited?

CVE-2014-8778 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-2014-8778 affect?

CVE-2014-8778 affects cxsast. Severity is high (CVSS 9.0). Checkmarx CxSAST (formerly CxSuite) before 7.1.8 allows remote authenticated users to bypass the CxQL sandbox protection mechanism and execute arbitrary C# code by asserting the (1) System.Security.Permissions.PermissionState.Unrestricted o

Q: How urgent is CVE-2014-8778?

Priority 59/100. Critical severity; Public exploit reference

This month

HIGH 9.0UPGRADE

CVE-2014-8778 is a high-severity flaw (CVSS 9.0) affecting cxsast. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Checkmarx CxSAST (formerly CxSuite) before 7.1.8 allows remote authenticated users to bypass the CxQL sandbox protection mechanism and execute arbitrary C# code by asserting the (1) System.Security.Permissions.PermissionState.Unrestricted or (2) System.Security.Permissions.SecurityPermissionFlag.AllFlags permission.

Why this priority

Critical severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (High)
EPSS exploit chance	3.3% (top 11%)
CISA exploited list	No
Weakness	CWE-94
Published	2015-09-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: checkmarx

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

Am I affected?

Timeline

2015-09-16 18:59 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

checkmarx cxsast UPGRADE

Affected: <= 7.1.6

Fixed in: newer than 7.1.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cxsast || rpm -q cxsast || cxsast --version

2. UPGRADE to newer than 7.1.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cxsast

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cxsast

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-2014-8778?

cxsast: upgrade to newer than 7.1.6. Exact commands for each OS are on this page.

Is CVE-2014-8778 being exploited?

CVE-2014-8778 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-2014-8778 affect?

CVE-2014-8778 affects cxsast. Severity is high (CVSS 9.0). Checkmarx CxSAST (formerly CxSuite) before 7.1.8 allows remote authenticated users to bypass the CxQL sandbox protection mechanism and execute arbitrary C# code by asserting the (1) System.Security.Permissions.PermissionState.Unrestricted o

How urgent is CVE-2014-8778?

Priority 59/100. Critical severity; Public exploit reference

References

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