CVE-2026-1571: User-controlled input is reflected into the HTML output without proper encoding on TP-Link Archer C60 v3, allo

Q: How do I fix CVE-2026-1571?

archer c60 firmware: upgrade to 260206. Exact commands for each OS are on this page.

Q: Is CVE-2026-1571 being exploited?

CVE-2026-1571 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-1571 affect?

CVE-2026-1571 affects archer c60 firmware. Severity is medium (CVSS 6.1). User-controlled input is reflected into the HTML output without proper encoding on TP-Link Archer C60 v3, allowing arbitrary JavaScript execution via a crafted URL. An attacker could run script in the device web UI context, potentially enab

Q: How urgent is CVE-2026-1571?

Priority 28/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2026-1571 is a medium-severity flaw (CVSS 6.1) affecting archer c60 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

User-controlled input is reflected into the HTML output without proper encoding on TP-Link Archer C60 v3, allowing arbitrary JavaScript execution via a crafted URL. An attacker could run script in the device web UI context, potentially enabling credential theft, session hijacking, or unintended actions if a privileged user is targeted.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-02-11
Last modified	2026-06-17

Publisher (CNA): TPLink · Vendor: tp-link

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

Am I affected?

Timeline

2026-02-11 01:15 UTCPublished CVE record published
2026-06-17 10:16 UTCUpdated Record last modified

tp-link archer c60 firmware UPGRADE

Affected: < 260206

Fixed in: 260206

Safe to downgrade to: no unaffected older release

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-2026-1571?

archer c60 firmware: upgrade to 260206. Exact commands for each OS are on this page.

Is CVE-2026-1571 being exploited?

CVE-2026-1571 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-2026-1571 affect?

CVE-2026-1571 affects archer c60 firmware. Severity is medium (CVSS 6.1). User-controlled input is reflected into the HTML output without proper encoding on TP-Link Archer C60 v3, allowing arbitrary JavaScript execution via a crafted URL. An attacker could run script in the device web UI context, potentially enab

How urgent is CVE-2026-1571?

Priority 28/100. No elevated risk signals yet.

Software pages

TP-Link vulnerabilities

References

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