Vulnpedia
← All CVEs

CVE-2026-85499

CRITICAL 9.1

Published 2026-10-12 · Last modified 2026-10-16

Improper Authorization vulnerability in Apache SkyWalking BanyanDB. The Canopy includes incomplete proof-of-concept role and monitoring-proxy functionality. Under a non-default configuration with a readonly Canopy user and a reachable monitoring target, that user can send non-read requests through the monitoring proxy. This issue affects Apache SkyWalking BanyanDB: from 0.11.0 before 0.11.1. Users are recommended to upgrade to version 0.11.1, which fixes the issue.

ELEVATED IMPACT

Severe if exploited (CVSS 9.1), but no known exploitation and low modeled probability. Patch on a normal cadence.

Exploitation likelihood

0.3%chance of exploitation in 30 days · 17th percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

9.1CVSS 3.1 · CRITICAL

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-85499/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-85499/poc.json

Affected

Vendors Apache Software Foundation

Products Apache Skywalking Banyandb

Weakness (CWE)

  • CWE-863: Improper Authorization

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

All CVSS metrics

  • CRITICAL 9.1 v3.1 · ADP Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  • CRITICAL 9.1 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References

Advisories

Technical & other

Sources: NVD · CVE.org · EPSS