CVE-2025-28097: OneNav 1.1.0 is vulnerable to Cross Site Scripting (XSS) in custom headers.

Routine

MEDIUM 5.5DOWNGRADE

CVE-2025-28097 is a medium-severity flaw (CVSS 5.5) affecting onenav. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OneNav 1.1.0 is vulnerable to Cross Site Scripting (XSS) in custom headers.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-03-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: onenav

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

Am I affected?

Timeline

2025-03-28 22:15 UTCPublished CVE record published
2026-06-17 09:04 UTCUpdated Record last modified

onenav onenav DOWNGRADE

Affected: 1.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.0

1. Check installed version

apt-cache policy onenav || rpm -q onenav || onenav --version

2. No fixed release: DOWNGRADE to a release before 1.1.0 (Debian / Ubuntu)

apt-cache madison onenav sudo apt install onenav=<VERSION_BEFORE_1.1.0> sudo apt-mark hold onenav

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list onenav sudo dnf downgrade onenav-<VERSION_BEFORE_1.1.0> sudo dnf versionlock add onenav

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-28097?

onenav: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-28097 being exploited?

CVE-2025-28097 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-2025-28097 affect?

CVE-2025-28097 affects onenav. Severity is medium (CVSS 5.5). OneNav 1.1.0 is vulnerable to Cross Site Scripting (XSS) in custom headers.

How urgent is CVE-2025-28097?

Priority 27/100. Public exploit reference

Related CVEs

CVE-2025-28096 MEDIUM 5.4 DOWNGRADE OneNav 1.1.0 is vulnerable to Server-Side Request Forgery (SSRF) in custom headers.

References

← Back to latest CVEs