How severe is CVE-2023-36220?

CVE-2023-36220 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-36220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36220?

CVE-2023-36220 affects Textpattern. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36220?

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-2023-36220 published?

CVE-2023-36220 was published on 2023-08-07 and last updated on 2026-06-17.

CVE-2023-36220

CVE-2023-36220 is a high-severity vulnerability in Textpattern with a CVSS 3.x base score of 7.2. 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 7.2)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Textpattern
Published: 2023-08-07
Last modified: 2026-06-17

Description

Directory Traversal vulnerability in Textpattern CMS v4.8.8 allows a remote authenticated attacker to execute arbitrary code and gain access to sensitive information via the plugin Upload function.

Frequently asked questions

What is CVE-2023-36220?: Directory Traversal vulnerability in Textpattern CMS v4.8.8 allows a remote authenticated attacker to execute arbitrary code and gain access to sensitive information via the plugin Upload function.
How severe is CVE-2023-36220?: CVE-2023-36220 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-36220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36220?: CVE-2023-36220 affects Textpattern. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36220?: 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-2023-36220 published?: CVE-2023-36220 was published on 2023-08-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:textpattern:textpattern:4.8.8:*:*:*:*:*:*:*

More vulnerabilities in Textpattern

CVE-2020-19510 — Critical (CVSS 9.8): Textpattern 4.7.3 contains an aribtrary file load via the file_insert function in include/txp_file.php.
CVE-2018-7474 — Critical (CVSS 9.8): An issue was discovered in Textpattern CMS 4.6.2 and earlier. It is possible to inject SQL code in the variable "qty"…
CVE-2023-50038 — High (CVSS 8.8): There is an arbitrary file upload vulnerability in the background of textpattern cms v4.8.8, which leads to the loss of…
CVE-2023-24269 — High (CVSS 8.8): An arbitrary file upload vulnerability in the plugin upload function of Textpattern v4.8.8 allows attackers to execute…
CVE-2020-29458 — High (CVSS 8.8): Textpattern CMS 4.6.2 allows CSRF via the prefs subsystem.
CVE-2021-44082 — High (CVSS 8.3): textpattern 4.8.7 is vulnerable to Cross Site Scripting (XSS) via /textpattern/index.php,Body. A remote and…

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