CVE-2021-27693
CRITICALCVSS 9.8/10EPSS 0.85%
Last modified
CVE-2021-27693 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.b via /publiccms/admin/ueditor when the action is catchimage.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.
Description
Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.b via /publiccms/admin/ueditor when the action is catchimage.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Publiccms | Publiccms | < 4.0.202011.b |
References
- https://github.com/sanluan/PublicCMS/commit/0f4c4872914b6a71305e121a7d9a19c07cde0338Patch, Third Party Advisory
- https://github.com/sanluan/PublicCMS/issues/51Exploit, Issue Tracking, Third Party Advisory
- https://github.com/sanluan/PublicCMS/commit/0f4c4872914b6a71305e121a7d9a19c07cde0338Patch, Third Party Advisory
- https://github.com/sanluan/PublicCMS/issues/51Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-27693?
Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.b via /publiccms/admin/ueditor when the action is catchimage.
How severe is CVE-2021-27693?
CVE-2021-27693 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.
How do I fix CVE-2021-27693?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-27693?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST