How severe is CVE-2016-4042?

CVE-2016-4042 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-4042 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4042?

CVE-2016-4042 primarily affects Plone. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-4042?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-4042 published?

CVE-2016-4042 was published on 2017-02-24 and last updated on 2026-06-17.

CVE-2016-4042

CVE-2016-4042 is a medium-severity vulnerability in Plone with a CVSS 3.x base score of 5.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Plone
Published: 2017-02-24
Last modified: 2026-06-17

Description

Plone 3.3 through 5.1a1 allows remote attackers to obtain information about the ID of sensitive content via unspecified vectors.

Frequently asked questions

What is CVE-2016-4042?: Plone 3.3 through 5.1a1 allows remote attackers to obtain information about the ID of sensitive content via unspecified vectors.
How severe is CVE-2016-4042?: CVE-2016-4042 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-4042 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4042?: CVE-2016-4042 primarily affects Plone. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-4042?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4042 published?: CVE-2016-4042 was published on 2017-02-24 and last updated on 2026-06-17.

References

Affected products (51)

cpe:2.3:a:plone:plone:3.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.4:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.5:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:3.3.6:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.7:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.8:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.9:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.0.10:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.4:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.1.6:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.4:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.5:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.6:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.2.7:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.7:*:*:*:*:*:*:*

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