HP Smart Tank AllInOne Printers DoS via Concurrent HTTP Requests
CVE-2026-17639 Published on August 17, 2026

Certain HP Smart Tank All in One – Potential Denial of Service
Certain HP Smart Tank All-in-One printers may be potentially vulnerable to a denial of service condition that allows an unauthenticated attacker to cause the device to become unavailable by sending multiple concurrent HTTP requests.

NVD

Vulnerability Analysis

CVE-2026-17639 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.

Attack Vector:

NETWORK

Attack Complexity:

LOW

Privileges Required:

NONE

User Interaction:

NONE

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2026-17639 has been classified to as a Resource Exhaustion vulnerability or weakness.

Affected Versions

HP Inc HP Smart Tank 5101 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5001 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5003 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5100 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5104 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5109 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5102 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5105 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5106 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5107 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5108 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5115 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 580 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 585 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 584 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 597 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 581 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 580 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 581 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 585 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 582 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 583 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 589 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 580 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 588 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 591 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 592 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 593 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 595 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 596 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 598 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 599 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5100 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5000 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 5103 All-in-One Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 210 Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 218 Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 215 Printer:

Before <001.2630C is affected.

HP Inc HP Smart Tank 520 All-in-One Printer:

Before 001.2622C or later is affected.

HP Inc HP Smart Tank 525 All-in-One Printer:

Before 001.2622C or later is affected.

HP Inc HP Smart Tank 521 All-in-One Printer:

Before 001.2622C or later is affected.

HP Inc HP Smart Tank 523 All-in-One Printer:

Before 001.2622C or later is affected.

HP Inc HP Smart Tank 524 All-in-One Printer:

Before 001.2622C or later is affected.

HP Inc HP Smart Tank 529 All-in-One Printer:

Before 001.2622C or later is affected.

HP Smart Tank AllInOne Printers DoS via Concurrent HTTP RequestsCVE-2026-17639 Published on August 17, 2026

Vulnerability Analysis

Weakness Type

What is a Resource Exhaustion Vulnerability?

Affected Versions

HP Smart Tank AllInOne Printers DoS via Concurrent HTTP Requests
CVE-2026-17639 Published on August 17, 2026