CVE-2017-16230

CVE-2017-16230 is a medium-severity vulnerability in Typecho with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Description

In admin/write-post.php in Typecho through 1.1, one can log in to the background page, write a new article, and add payload in the article content, resulting in XSS via index.php/action/contents-post-edit.

Frequently asked questions

What is CVE-2017-16230?
In admin/write-post.php in Typecho through 1.1, one can log in to the background page, write a new article, and add payload in the article content, resulting in XSS via index.php/action/contents-post-edit.
How severe is CVE-2017-16230?
CVE-2017-16230 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-16230 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16230?
CVE-2017-16230 affects Typecho. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16230?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-16230 published?
CVE-2017-16230 was published on 2017-10-30 and last updated on 2026-06-17.

References

Affected products (1)

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