How severe is CVE-2019-16876?

CVE-2019-16876 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-2019-16876 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16876?

CVE-2019-16876 affects Portainer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16876?

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-2019-16876 published?

CVE-2019-16876 was published on 2019-11-07 and last updated on 2026-06-17.

CVE-2019-16876

CVE-2019-16876 is a high-severity vulnerability in Portainer 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Portainer
Published: 2019-11-07
Last modified: 2026-06-17

Description

Portainer before 1.22.1 allows Directory Traversal.

Frequently asked questions

What is CVE-2019-16876?: Portainer before 1.22.1 allows Directory Traversal.
How severe is CVE-2019-16876?: CVE-2019-16876 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-2019-16876 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16876?: CVE-2019-16876 affects Portainer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16876?: 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-2019-16876 published?: CVE-2019-16876 was published on 2019-11-07 and last updated on 2026-06-17.

References

https://fortiguard.com/zeroday/FG-VD-19-123

Affected products (1)

cpe:2.3:a:portainer:portainer:*:*:*:*:*:*:*:*

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Other CWE-22 (Path Traversal) vulnerabilities

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CVE-2026-80155 — Critical (CVSS 10.0): Lantronix SLC8000 before firmware v9.7.0.5, SLC9000 before firmware v9.7.0.2, EMG8500/EMG7500 before firmware v9.7.0.1,…
CVE-2026-70200 — Critical (CVSS 10.0): Improper limitation of a pathname to a restricted directory ('path traversal') in Azure Logic Apps allows an…
CVE-2026-85706 — Critical (CVSS 10.0): GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9,…
CVE-2026-76606 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Path Traversal via image element in Fabrik < 4.7.2.

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Threat intelligence

Threat-intel indicators referencing this CVE:

193.201.190.106 (ipv4-addr)
203.154.34.104 (ipv4-addr)
119.28.64.217 (ipv4-addr)