How severe is CVE-2018-1000090?

CVE-2018-1000090 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 none, and availability high.

Is CVE-2018-1000090 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000090?

CVE-2018-1000090 affects Textpattern. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1000090?

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-2018-1000090 published?

CVE-2018-1000090 was published on 2018-03-13 and last updated on 2026-06-17.

CVE-2018-1000090

CVE-2018-1000090 is a high-severity vulnerability in Textpattern 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-611.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Textpattern
Published: 2018-03-13
Last modified: 2026-06-17

Description

textpattern version version 4.6.2 contains a XML Injection vulnerability in Import XML feature that can result in Denial of service in context to the web server by exhausting server memory resources. This attack appear to be exploitable via Uploading a specially crafted XML file.

Frequently asked questions

What is CVE-2018-1000090?: textpattern version version 4.6.2 contains a XML Injection vulnerability in Import XML feature that can result in Denial of service in context to the web server by exhausting server memory resources. This attack appear to be exploitable via Uploading a specially crafted XML file.
How severe is CVE-2018-1000090?: CVE-2018-1000090 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 none, and availability high.
Is CVE-2018-1000090 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000090?: CVE-2018-1000090 affects Textpattern. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000090?: 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-2018-1000090 published?: CVE-2018-1000090 was published on 2018-03-13 and last updated on 2026-06-17.

References

https://github.com/textpattern/textpattern/issues/1141

Affected products (1)

cpe:2.3:a:textpattern:textpattern:4.6.2:*:*:*:*:*:*:*

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