How severe is CVE-2016-1000271?

CVE-2016-1000271 has a CVSS 3.x base score of 9.8, 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 high.

Is CVE-2016-1000271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1000271?

CVE-2016-1000271 affects Dthdevelopment Dt Register. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-1000271?

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-2016-1000271 published?

CVE-2016-1000271 was published on 2019-02-04 and last updated on 2026-06-17.

CVE-2016-1000271

CVE-2016-1000271 is a critical-severity vulnerability in Dthdevelopment Dt Register with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Dthdevelopment Dt Register
Published: 2019-02-04
Last modified: 2026-06-17

Description

Joomla extension DT Register version before 3.1.12 (Joomla 3.x) / 2.8.18 (Joomla 2.5) contains an SQL injection in "/index.php?controller=calendar&format=raw&cat[0]=SQLi&task=events". This attack appears to be exploitable if the attacker can reach the web server.

Frequently asked questions

What is CVE-2016-1000271?: Joomla extension DT Register version before 3.1.12 (Joomla 3.x) / 2.8.18 (Joomla 2.5) contains an SQL injection in "/index.php?controller=calendar&format=raw&cat[0]=SQLi&task=events". This attack appears to be exploitable if the attacker can reach the web server.
How severe is CVE-2016-1000271?: CVE-2016-1000271 has a CVSS 3.x base score of 9.8, 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 high.
Is CVE-2016-1000271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1000271?: CVE-2016-1000271 affects Dthdevelopment Dt Register. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1000271?: 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-2016-1000271 published?: CVE-2016-1000271 was published on 2019-02-04 and last updated on 2026-06-17.

References

https://packetstormsecurity.com/files/140141/Joomla-DT-Register-SQL-Injection.html

Affected products (1)

cpe:2.3:a:dthdevelopment:dt_register:*:*:*:*:*:joomla\!:*:*

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