How severe is CVE-2008-5669?

CVE-2008-5669 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-5669 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5669?

CVE-2008-5669 affects Textpattern. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-5669?

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

When was CVE-2008-5669 published?

CVE-2008-5669 was published on 2008-12-19 and last updated on 2026-06-16.

CVE-2008-5669

CVE-2008-5669 is a medium-severity vulnerability in Textpattern with a CVSS 2.0 base score of 5.0. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Textpattern
Published: 2008-12-19
Last modified: 2026-06-16

Description

index.php in the comments preview section in Textpattern (aka Txp CMS) 4.0.5 allows remote attackers to cause a denial of service via a long message parameter.

Frequently asked questions

What is CVE-2008-5669?: index.php in the comments preview section in Textpattern (aka Txp CMS) 4.0.5 allows remote attackers to cause a denial of service via a long message parameter.
How severe is CVE-2008-5669?: CVE-2008-5669 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-5669 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5669?: CVE-2008-5669 affects Textpattern. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-5669?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-5669 published?: CVE-2008-5669 was published on 2008-12-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:textpattern:textpattern:4.0.5:*:*:*:*:*:*:*

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…

All CVEs affecting Textpattern →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →