CVE-2026-57920: Peplink InControl 2 through 2.14.2 before 2026-06-03 allows use of a semicolon to bypass access-control rules

Q: How do I fix CVE-2026-57920?

intcontrol 2: upgrade to newer than 2.14.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-57920 being exploited?

CVE-2026-57920 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-2026-57920 affect?

CVE-2026-57920 affects intcontrol 2. Severity is high (CVSS 7.7). Peplink InControl 2 through 2.14.2 before 2026-06-03 allows use of a semicolon to bypass access-control rules for certain /rest/o/{orgId} endpoints.

Q: How urgent is CVE-2026-57920?

Priority 40/100. High severity; Public exploit reference

This month

HIGH 7.7UPGRADE

CVE-2026-57920 is a high-severity flaw (CVSS 7.7) affecting intcontrol 2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Peplink InControl 2 through 2.14.2 before 2026-06-03 allows use of a semicolon to bypass access-control rules for certain /rest/o/{orgId} endpoints.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-551
Published	2026-06-26
Last modified	2026-10-25

Publisher (CNA): MITRE · Vendor: peplink

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-26 13:16 UTCPublished CVE record published
2026-10-25 22:10 UTCUpdated Record last modified

peplink intcontrol 2 UPGRADE

Affected: <= 2.14.2

Fixed in: newer than 2.14.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy intcontrol-2 || rpm -q intcontrol-2 || intcontrol-2 --version

2. UPGRADE to newer than 2.14.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade intcontrol-2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade intcontrol-2

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-57920?

intcontrol 2: upgrade to newer than 2.14.2. Exact commands for each OS are on this page.

Is CVE-2026-57920 being exploited?

CVE-2026-57920 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-2026-57920 affect?

CVE-2026-57920 affects intcontrol 2. Severity is high (CVSS 7.7). Peplink InControl 2 through 2.14.2 before 2026-06-03 allows use of a semicolon to bypass access-control rules for certain /rest/o/{orgId} endpoints.

How urgent is CVE-2026-57920?

Priority 40/100. High severity; Public exploit reference

References

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