CVE-2017-17727
CVE-2017-17727 is a high-severity vulnerability in Dedecms with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Dedecms
- Published:
- Last modified:
Description
DedeCMS through 5.6 allows arbitrary file upload and PHP code execution by embedding the PHP code in a .jpg file, which is used in the templet parameter to member/article_edit.php.
Frequently asked questions
- What is CVE-2017-17727?
- DedeCMS through 5.6 allows arbitrary file upload and PHP code execution by embedding the PHP code in a .jpg file, which is used in the templet parameter to member/article_edit.php.
- How severe is CVE-2017-17727?
- CVE-2017-17727 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-17727 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-17727?
- CVE-2017-17727 affects Dedecms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-17727?
- 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-2017-17727 published?
- CVE-2017-17727 was published on 2017-12-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:*
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