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CVE-2016-8900

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules...

9.8 Critical

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.11%Up 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Record
CVE-2016-8900
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-74
Updated
2026-11-02
CVE List No score

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Record
CVE-2016-8900
Updated
2026-11-02
EUVDEUVD-2016-9725 No score

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Record
EUVD-2016-9725
Updated
2026-11-03
GitHub AdvisoriesGHSA-rw5c-588j-g4qf 9.8

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules...

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Record
GHSA-rw5c-588j-g4qf
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-74
Updated
2026-11-02
OSV 9.8

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

Record
CVE-2016-8900
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-8900 is a critical vulnerability (CVSS 9.8) in Exponentcms Exponent Cms, published May 24, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.11%, the 81st percentile. No source names a fixed version.

References

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