How severe is CVE-2016-5837?

CVE-2016-5837 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-2016-5837 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5837?

CVE-2016-5837 affects Wordpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-5837?

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-2016-5837 published?

CVE-2016-5837 was published on 2016-06-29 and last updated on 2026-06-17.

CVE-2016-5837

CVE-2016-5837 is a high-severity vulnerability in Wordpress 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.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Wordpress
Published: 2016-06-29
Last modified: 2026-06-17

Description

WordPress before 4.5.3 allows remote attackers to bypass intended access restrictions and remove a category attribute from a post via unspecified vectors.

Frequently asked questions

What is CVE-2016-5837?: WordPress before 4.5.3 allows remote attackers to bypass intended access restrictions and remove a category attribute from a post via unspecified vectors.
How severe is CVE-2016-5837?: CVE-2016-5837 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-2016-5837 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5837?: CVE-2016-5837 affects Wordpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-5837?: 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-2016-5837 published?: CVE-2016-5837 was published on 2016-06-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

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