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PatchSiren cyber security CVE debrief

CVE-2026-40624 AVer CVE debrief

A critical vulnerability (CVE-2026-40624) exists in AVer PTC500S, PTC115, PTC500+, and PTC115+ cameras due to improper input validation. This allows a remote, unauthenticated attacker to execute arbitrary code via specially crafted web requests. The vulnerability has a CVSS score of 9.3, indicating a critical severity. Organizations using these cameras should take immediate action to mitigate the risk.

Vendor
AVer
Product
PTC500S
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-18
Original CVE updated
2026-06-18
Advisory published
2026-06-18
Advisory updated
2026-06-18

Who should care

Organizations using AVer PTC500S, PTC115, PTC500+, and PTC115+ cameras, as well as managed service providers and security teams responsible for monitoring and protecting these devices, should be aware of this vulnerability and take necessary actions to prevent exploitation.

Technical summary

The vulnerability is caused by improper input validation in the affected AVer cameras. This allows an attacker to send specially crafted web requests, potentially leading to arbitrary code execution. The CVSS vector for this vulnerability is CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X, indicating a high impact on confidentiality, integrity, and availability.

Defensive priority

High

Recommended defensive actions

  • Immediately apply patches or updates provided by the vendor to fix the improper input validation vulnerability.
  • Restrict access to the cameras' web interfaces to only trusted networks and users.
  • Implement a web application firewall (WAF) to detect and block suspicious web requests.
  • Regularly monitor camera logs for signs of exploitation attempts.
  • Consider replacing end-of-life or unsupported cameras with newer models.
  • Conduct regular security audits and vulnerability assessments to identify potential weaknesses.

Evidence notes

The information provided is based on data from the National Vulnerability Database (NVD) and other reliable sources. The CVE record and NVD detail pages provide further information on this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40624 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40624

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

  • CVE-2026-40624 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40624

    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.