How severe is CVE-2016-6269?

CVE-2016-6269 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2016-6269 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6269?

CVE-2016-6269 primarily affects Trendmicro Smart Protection Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6269?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-6269 published?

CVE-2016-6269 was published on 2017-01-30 and last updated on 2026-06-17.

CVE-2016-6269

CVE-2016-6269 is a critical-severity vulnerability in Trendmicro Smart Protection Server with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 7.5
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Trendmicro Smart Protection Server
Published: 2017-01-30
Last modified: 2026-06-17

Description

Multiple directory traversal vulnerabilities in Trend Micro Smart Protection Server 2.5 before build 2200, 2.6 before build 2106, and 3.0 before build 1330 allow remote attackers to read and delete arbitrary files via the tmpfname parameter to (1) log_mgt_adhocquery_ajaxhandler.php, (2) log_mgt_ajaxhandler.php, (3) log_mgt_ajaxhandler.php or (4) tf parameter to wcs_bwlists_handler.php.

Frequently asked questions

What is CVE-2016-6269?: Multiple directory traversal vulnerabilities in Trend Micro Smart Protection Server 2.5 before build 2200, 2.6 before build 2106, and 3.0 before build 1330 allow remote attackers to read and delete arbitrary files via the tmpfname parameter to (1) log_mgt_adhocquery_ajaxhandler.php, (2) log_mgt_ajaxhandler.php, (3) log_mgt_ajaxhandler.php or (4) tf parameter to wcs_bwlists_handler.php.
How severe is CVE-2016-6269?: CVE-2016-6269 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2016-6269 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6269?: CVE-2016-6269 primarily affects Trendmicro Smart Protection Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6269?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-6269 published?: CVE-2016-6269 was published on 2017-01-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:trendmicro:smart_protection_server:2.5:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:smart_protection_server:2.6:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:smart_protection_server:3.0:*:*:*:*:*:*:*

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