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PatchSiren cyber security CVE debrief

CVE-2026-54650 bablilayoub CVE debrief

CVE-2026-54650 is a high-severity vulnerability in openhole that allows path traversal attacks by forwarding r.URL.Path instead of preserving the original request target. This issue is fixed in version 0.1.2. The vulnerability arises from openhole-server in internal/server/public_proxy.go not properly handling URL paths, allowing percent-encoded dot segments and separators to reach tunneled local services. This could lead to unauthorized access to local services. Defenders should assess exposure and prioritize upgrading to version 0.1.2 if vulnerable.

Vendor
bablilayoub
Product
openhole
CVSS
HIGH 8.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-28
Original CVE updated
2026-09-10
Advisory published
2026-07-28
Advisory updated
2026-09-10

Who should care

Defenders responsible for openhole deployments should assess exposure and prioritize upgrading to version 0.1.2 if vulnerable. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify the presence of affected versions and plan for remediation. Security teams should review compensating controls and monitor for potential attacks while remediation is in progress. Asset inventory and change windows

Why it matters

CVE-2026-54650 is a high-severity vulnerability in openhole that allows path traversal attacks. Defenders should prioritize verifying exposure and upgrading to version 0.1.2 if vulnerable.

  • Path traversal attacks may allow unauthorized access to local services
  • Verify openhole versions 0.1.1 and earlier are not in use to prevent potential attacks
  • Upgrade to openhole version 0.1.2 to fix the vulnerability

Technical summary

openhole versions 0.1.1 and earlier are vulnerable to path traversal attacks due to improper handling of URL paths in openhole-server. The issue is fixed in version 0.1.2. This vulnerability allows attackers to access local services by manipulating URL paths. Defenders should prioritize verifying exposure and upgrading to version 0.1.2 if vulnerable to prevent potential attacks. The vulnerability has a high CVSS score of 8.6, indicating its severity. Affected deployments should be identified and owners assigned for follow-up.

Defensive priority

Defenders should prioritize verifying exposure of openhole versions 0.1.1 and earlier, and upgrading to version 0.1.2 if vulnerable.

Recommended defensive actions

  • Verify openhole versions 0.1.1 and earlier are not in use
  • Upgrade to openhole version 0.1.2 if vulnerable
  • Monitor for potential path traversal attacks
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description, CVSS score, and affected versions. The issue is fixed in openhole version 0.1.2. Defenders should verify exposure and consider upgrading to prevent potential attacks. The CVE record was published on 2026-07-28T23:17:08.763Z and has not been modified since then.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-54650 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-54650

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-54650 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-54650

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.