CVE-2026-75618

RTSP Null Pointer Dereference Denial-of-Service Vulnerability on TP-Link Tapo C100 and C101

MEDIUM
6.5
CVSS Score
Published: August 19, 2026 at 06:30 PM UTC
Updated: October 26, 2026 at 11:10 AM UTC
3 products affected across 1 vendorTapo C100 FirmwareTapo C101 FirmwareTapo C100· also runs on 2 platforms

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Tapo C100/C101 V5 contains a null pointer dereference vulnerability in the RTSP service. An attacker on the local network can send specially crafted requests that cause the service to dereference an invalid pointer, resulting in a service crash and device reboot. Successful exploitation can disrupt live video streaming functionality and cause a temporary denial-of-service condition.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.5.4
Affected range stops below 1.5.4, so it looks safe — our inference, not a vendor statement
tp-link-link-tapo-c100 (same device)
v < 1.5.4
Affected range stops below 1.5.4, so it looks safe — our inference, not a vendor statement
tp-link-tapo-c101 (same device)
v < 1.5.4 Build 260528 Rel.11462n
Affected range stops below 1.5.4 Build 260528 Rel.11462n, so it looks safe — our inference, not a vendor statement

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Affected range stops below 1.5.4 Build 260528 Rel.11462n, so it looks safe — our inference, not a vendor statement

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476

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