How severe is CVE-2016-7136?

CVE-2016-7136 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-7136 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-2016-7136?

CVE-2016-7136 primarily affects Plone. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-7136?

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

When was CVE-2016-7136 published?

CVE-2016-7136 was published on 2017-03-07 and last updated on 2026-06-17.

CVE-2016-7136

CVE-2016-7136 is a medium-severity vulnerability in Plone with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Plone
Published: 2017-03-07
Last modified: 2026-06-17

Description

z3c.form in Plone CMS 5.x through 5.0.6 and 4.x through 4.3.11 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted GET request.

Frequently asked questions

What is CVE-2016-7136?: z3c.form in Plone CMS 5.x through 5.0.6 and 4.x through 4.3.11 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted GET request.
How severe is CVE-2016-7136?: CVE-2016-7136 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-7136 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-2016-7136?: CVE-2016-7136 primarily affects Plone. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-7136?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-7136 published?: CVE-2016-7136 was published on 2017-03-07 and last updated on 2026-06-17.

References

Affected products (49)

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:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.9:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.10:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:4.3.11:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:5.0:*:*:*:*:*:*:*
cpe:2.3:a:plone:plone:5.0:a1:*:*:*:*:*:*
cpe:2.3:a:plone:plone:5.0:rc1:*:*:*:*:*:*

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