CVE-2026-0581: A vulnerability was determined in Tenda AC1206 15.03.06.23

This week

MEDIUM 6.3MITIGATE

CVE-2026-0581 is a medium-severity flaw (CVSS 6.3) affecting ac1206 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was determined in Tenda AC1206 15.03.06.23. Affected by this issue is the function formBehaviorManager of the file /goform/BehaviorManager of the component httpd. Executing a manipulation of the argument modulename/option/data/switch can lead to command injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	9.4% (top 5%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2026-01-05
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tenda

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-05 09:15 UTCPublished CVE record published
2026-06-17 10:10 UTCUpdated Record last modified

tenda ac1206 firmware MITIGATE

Affected: 15.03.06.23

Fixed in: no fixed release known

Safe to downgrade to: a release before 15.03.06.23

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-0581?

ac1206 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-0581 being exploited?

CVE-2026-0581 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-0581 affect?

CVE-2026-0581 affects ac1206 firmware. Severity is medium (CVSS 6.3). A vulnerability was determined in Tenda AC1206 15.03.06.23. Affected by this issue is the function formBehaviorManager of the file /goform/BehaviorManager of the component httpd. Executing a manipulation of the argument modulename/option/da

How urgent is CVE-2026-0581?

Priority 51/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

Apache HTTP Server vulnerabilities

Related CVEs

CVE-2025-9523 CRITICAL 9.8 MITIGATE A vulnerability was detected in Tenda AC1206 15.03.06.23
CVE-2025-7544 HIGH 8.8 MITIGATE A vulnerability was found in Tenda AC1206 15.03.06.23
CVE-2025-4299 HIGH 8.8 UPGRADE A vulnerability was found in Tenda AC1206 up to 15.03.06.23
CVE-2025-4298 HIGH 8.8 UPGRADE A vulnerability was found in Tenda AC1206 up to 15.03.06.23
CVE-2025-3328 HIGH 8.8 MITIGATE A vulnerability was found in Tenda AC1206 15.03.06.23

References

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