How severe is CVE-2018-1999016?

CVE-2018-1999016 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-2018-1999016 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1999016?

CVE-2018-1999016 affects Pydio. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1999016?

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

When was CVE-2018-1999016 published?

CVE-2018-1999016 was published on 2018-07-23 and last updated on 2026-06-17.

CVE-2018-1999016

CVE-2018-1999016 is a medium-severity vulnerability in Pydio 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: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Pydio
Published: 2018-07-23
Last modified: 2026-06-17

Description

Pydio version 8.2.0 and earlier contains a Cross Site Scripting (XSS) vulnerability in ./core/vendor/meenie/javascript-packer/example-inline.php line 48; ./core/vendor/dapphp/securimage/examples/test.mysql.static.php lines: 114,118 that can result in an unauthenticated remote attacker manipulating the web client via XSS code injection. This attack appear to be exploitable via the victim openning a specially crafted URL. This vulnerability appears to have been fixed in version 8.2.1.

Frequently asked questions

What is CVE-2018-1999016?: Pydio version 8.2.0 and earlier contains a Cross Site Scripting (XSS) vulnerability in ./core/vendor/meenie/javascript-packer/example-inline.php line 48; ./core/vendor/dapphp/securimage/examples/test.mysql.static.php lines: 114,118 that can result in an unauthenticated remote attacker manipulating the web client via XSS code injection. This attack appear to be exploitable via the victim openning a specially crafted URL. This vulnerability appears to have been fixed in version 8.2.1.
How severe is CVE-2018-1999016?: CVE-2018-1999016 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-2018-1999016 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1999016?: CVE-2018-1999016 affects Pydio. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1999016?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1999016 published?: CVE-2018-1999016 was published on 2018-07-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pydio:pydio:*:*:*:*:*:*:*:*

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