CVE-2021-44620

highpriority · track · 39EPSS 0.013 · 71 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.35% (71st) EPSS

CVSS 7.5 · high

Is it mine?

2 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
totolink a3100r firmware≤ 4.1.2cu.5050_b20200504nvdUScpe:2.3:o:totolink:a3100r_firmware:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2022-03-11modified 2026-07-09

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-96951US	high8.8OT critical	9.81% (96th)	KEV	2026-10-13
Improper neutralization of special elements used in a command ('command injection') in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-105134US	critical10.0OT critical	81.8% (100th)	KEV	2026-10-04
A flaw has been found in Ahsay AhsayCBS up to 9.15.2.69/10.3.4.44. This vulnerability affects unknown code of the file /rps/api/json/UpdateReceivers.do of the component Replication…
CVE-2026-8037US	critical9.8OT critical	99.8% (100th)	KEV	2026-06-04
OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an un-authenticated attacker to execute arbitrary commands on the LoadMaster applian…
CVE-2026-42271US	high8.8OT critical	91.4% (100th)	KEV	2026-05-08
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.74.2 to before version 1.83.7, two endpoints used to preview an MCP server befo…
CVE-2026-22719US	—OT critical	18.3% (97th)	KEV	2026-02-25
VMware Aria Operations contains a command injection vulnerability. A malicious unauthenticated actor may exploit this issue to execute arbitrary commands which may lead to remote c…

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.