What’s Vulnerable › Vulnerabilities

CVE-2023-1147: Cross-site Scripting (XSS) - Stored in flatpressblog/flatpress

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-03-02 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site Scripting (XSS) - Stored in GitHub repository flatpressblog/flatpress prior to 1.3.

Affected products

• flatpressblog/flatpress: before 1.3 — fixed in 1.3

How to fix

Upgrade to a fixed version: flatpressblog/flatpress 1.3. Check the vendor advisory for mitigations.

References

• https://github.com/flatpressblog/flatpress/commit/264217f318a8852c4f3e34350d4a0e1363cdd727
• https://huntr.dev/bounties/187f5353-f866-4d26-a5ba-fca378520020
• https://github.com/flatpressblog/flatpress/commit/264217f318a8852c4f3e34350d4a0e1363cdd727
• https://huntr.dev/bounties/187f5353-f866-4d26-a5ba-fca378520020

Get alerted when CVE-2023-1147 or the next vulnerability affects your stack