CVE-2026-23848
Published: 19 January 2026
Summary
CVE-2026-23848 is a medium-severity Reliance on Untrusted Inputs in a Security Decision (CWE-807) vulnerability in Franklioxygen Mytube. Its CVSS base score is 6.5 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Application Exhaustion Flood (T1499.003); ranked at the 42.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-3288
Vulnerability details
MyTube is a self-hosted downloader and player for several video websites. Prior to version 1.7.71, a rate limiting bypass via `X-Forwarded-For` header spoofing allows unauthenticated attackers to bypass IP-based rate limiting on general API endpoints. Attackers can spoof client IPs…
more
by manipulating the `X-Forwarded-For` header, enabling unlimited requests to protected endpoints, including general API endpoints (enabling DoS) and other rate-limited functionality. Version 1.7.71 contains a patch for the issue.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Rate-limit bypass via header spoofing directly enables application-layer request flooding against API endpoints (Application Exhaustion Flood).
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Prevents reliance on untrusted matching results for security-relevant decisions by enforcing verification and contest procedures.
Providing authoritative attributes with the data reduces the need for security decisions to rely on untrusted external inputs.
Reduces reliance on untrusted inputs by ensuring only authorized sources may supply data.