How severe is CVE-2016-10955?

CVE-2016-10955 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-10955 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-10955?

CVE-2016-10955 affects Cysteme Cysteme-finder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10955?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-10955 published?

CVE-2016-10955 was published on 2019-09-13 and last updated on 2026-06-17.

CVE-2016-10955

CVE-2016-10955 is a critical-severity vulnerability in Cysteme Cysteme-finder with a CVSS 3.x base score of 9.8. 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Cysteme Cysteme-finder
Published: 2019-09-13
Last modified: 2026-06-17

Description

The cysteme-finder plugin before 1.4 for WordPress has unrestricted file upload because of incorrect session tracking.

Frequently asked questions

What is CVE-2016-10955?: The cysteme-finder plugin before 1.4 for WordPress has unrestricted file upload because of incorrect session tracking.
How severe is CVE-2016-10955?: CVE-2016-10955 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-10955 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-10955?: CVE-2016-10955 affects Cysteme Cysteme-finder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10955?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-10955 published?: CVE-2016-10955 was published on 2019-09-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cysteme:cysteme-finder:*:*:*:*:*:wordpress:*:*

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