CVE-2024-22075: Firefly III · Cross-site Scripting
Source CVE Database V5
Not known to be exploited · CVSS 6.1 Medium : upgrade to 6.1.1 when convenient.
Data as of 26 Oct 2026, 13:47 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 28% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 6.1.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 5 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade firefly-iii/firefly-iii to 6.1.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubfirefly-iii/firefly-iiipkg:github/firefly-iii/firefly-iiiOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
To mitigate CVE-2024-22075, organizations should promptly upgrade Firefly III to version 6.1.1 or later once the patch is available. In the interim, administrators should restrict webhook usage to trusted sources and validate or sanitize all webhook inputs rigorously to prevent injection of malicious HTML content. Implement Content Security Policy (CSP) headers to limit the execution of injected scripts in browsers. Educate users about the risks of interacting with unsolicited webhook notifications or links. Monitor webhook endpoints for unusual or suspicious payloads. Employ web application firewalls (WAFs) with rules targeting XSS and HTML injection patterns. Review and harden authentication and session management mechanisms to reduce the impact of potential session hijacking. Conduct regular security assessments and code reviews focusing on input validation and output encoding in webhook-related components. Finally, maintain an incident response plan to quickly address any exploitation attempts.
Description
Firefly III (aka firefly-iii) before 6.1.1 allows webhooks HTML Injection.