How severe is CVE-2016-9862?

CVE-2016-9862 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2016-9862 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9862?

CVE-2016-9862 primarily affects Phpmyadmin. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9862?

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

When was CVE-2016-9862 published?

CVE-2016-9862 was published on 2016-12-11 and last updated on 2026-06-17.

CVE-2016-9862

CVE-2016-9862 is a high-severity vulnerability in Phpmyadmin with a CVSS 3.x base score of 7.5. 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-94.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Phpmyadmin
Published: 2016-12-11
Last modified: 2026-06-17

Description

An issue was discovered in phpMyAdmin. With a crafted login request it is possible to inject BBCode in the login page. All 4.6.x versions (prior to 4.6.5) are affected.

Frequently asked questions

What is CVE-2016-9862?: An issue was discovered in phpMyAdmin. With a crafted login request it is possible to inject BBCode in the login page. All 4.6.x versions (prior to 4.6.5) are affected.
How severe is CVE-2016-9862?: CVE-2016-9862 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2016-9862 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9862?: CVE-2016-9862 primarily affects Phpmyadmin. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9862?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-9862 published?: CVE-2016-9862 was published on 2016-12-11 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:phpmyadmin:phpmyadmin:4.6.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:4.6.1:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:4.6.2:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:4.6.3:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:4.6.4:*:*:*:*:*:*:*

More vulnerabilities in Phpmyadmin

CVE-2008-7252 — Critical (CVSS 10.0): libraries/File.class.php in phpMyAdmin 2.11.x before 2.11.10 uses predictable filenames for temporary files, which has…
CVE-2008-7251 — Critical (CVSS 10.0): libraries/File.class.php in phpMyAdmin 2.11.x before 2.11.10 creates a temporary directory with 0777 permissions, which…
CVE-2007-0203 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in phpMyAdmin before 2.9.2-rc1 have unknown impact and attack vectors.
CVE-2004-1147 — Critical (CVSS 10.0): phpMyAdmin 2.6.0-pl2, and other versions before 2.6.1, with external transformations enabled, allows remote attackers…
CVE-2020-22452 — Critical (CVSS 9.8): SQL Injection vulnerability in function getTableCreationQuery in CreateAddField.php in phpMyAdmin 5.x before 5.2.0 via…
CVE-2020-26935 — Critical (CVSS 9.8): An issue was discovered in SearchController in phpMyAdmin before 4.9.6 and 5.x before 5.0.3. A SQL injection…

All CVEs affecting Phpmyadmin →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.

Browse all CWE-94 (Code Injection) vulnerabilities →