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TI-2023-05080 Aliases CVE-2023-5521GHSA-pcx2-r23v-3j7c

Incorrect Authorization in tiann/kernelsu

Priority HIGH 76CWE-863Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-863.

Summary

Incorrect Authorization in GitHub repository tiann/kernelsu prior to v0.6.9.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00673 52nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed tiann/kernelsu (tiann): v0.6.9

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
tianntiann/kernelsubefore v0.6.9v0.6.9Patch availableCNA
  • tiann/kernelsu Vendortiann Affected before v0.6.9 Fixed in v0.6.9 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:kernelsu:kernelsu:*:*:*:*:*:*:*:*before 0.6.9Vulnerabletiann
  • cpe:2.3:a:kernelsu:kernelsu:*:*:*:*:*:*:*:* Versions before 0.6.9 Vulnerable ·tiann

Remediation

  • Fix · CNA tiann/kernelsu (tiann) Fixed in v0.6.9

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5521
  2. 2026-10-03 Alias added: GHSA-pcx2-r23v-3j7c
  3. 2026-10-12 EPSS moved to the 50th–90th percentile

References

Exploit 1

Patch 1

  • TI-2023-27201 The logic of get apk path in KernelSU module can be bypassed CVSS 3.1HIGH 7.8
  • TI-2023-24781 KernelSU signature validation mismatch CVSS 3.1MEDIUM 5.7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences