Security readout for executives and security teams
Plain-English summary
MyTube versions before 1.7.71 can trust a spoofable request header when enforcing IP-based rate limits. An unauthenticated attacker could make protected API endpoints accept far more requests than intended. The main business concern is service degradation or denial of service, with limited confidentiality impact noted in the CVSS vector.
Executive priority
Prioritize patching internet-accessible MyTube instances. This is not currently evidenced as actively exploited, but it is unauthenticated, low-complexity, and can affect availability. Treat as a near-term maintenance and exposure-reduction task rather than an emergency unless service availability is critical.
Technical view
CVE-2026-23848 affects franklioxygen MyTube before 1.7.71. The issue is CWE-807: reliance on untrusted input in a security decision. Manipulating the X-Forwarded-For header can bypass IP-based rate limiting on general API endpoints and other rate-limited functionality. CVSS 3.1 score is 6.5: network, low complexity, no privileges, no user interaction.
Likely exposure
Exposure is limited to organizations running self-hosted MyTube versions earlier than 1.7.71, especially instances reachable by untrusted users or the internet. The sources do not identify specific deployment defaults, cloud services, or downstream packages.
Exploitation context
The advisory states unauthenticated attackers can bypass rate limits by spoofing client IP information through X-Forwarded-For. CISA KEV status is false in the provided bundle, and no cited source reports active exploitation. Practical risk is higher where MyTube APIs are publicly reachable.
Researcher notes
The public record names MyTube before 1.7.71 and identifies X-Forwarded-For header trust as the bypass mechanism. The provided sources do not describe exploit attempts in the wild. Avoid assuming impact beyond rate-limit bypass, possible DoS, and the CVSS-noted low confidentiality impact.
Mitigation direction
- Upgrade MyTube to version 1.7.71 or later.
- Review the GitHub advisory and commit for vendor-specific fix details.
- Restrict untrusted access to MyTube APIs where operationally possible.
- Monitor for abnormal API request volumes until patched.
Validation and detection
- Inventory MyTube deployments and record installed versions.
- Confirm all instances are running version 1.7.71 or later.
- Review reverse proxy and application logs for unusual request spikes.
- Verify rate limiting still functions after upgrade using authorized testing.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-807: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-23848 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L3.92.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/franklioxygen/MyTube/security/advisories/GHSA-59gr-529g-x45hCVE reference · x_refsource_CONFIRM
- https://github.com/franklioxygen/MyTube/commit/bc057458804ae7ac70ea00605680512ed3d4257bCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Reliance on Untrusted Inputs in a Security Decision
Reliance on Untrusted Inputs in a Security Decision represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.