CVE-2025-46545: In Sherpa Orchestrator 141851, the functionality for adding or updating licenses allows for stored XSS attacks

Routine

MEDIUM 4.4DOWNGRADE

CVE-2025-46545 is a medium-severity flaw (CVSS 4.4) affecting sherpa orchestrator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Sherpa Orchestrator 141851, the functionality for adding or updating licenses allows for stored XSS attacks by an administrator through the name parameter. The XSS payload can execute when the license expires.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.4 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	High
User interaction	None
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-04-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sherparpa

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

Am I affected?

Timeline

2025-04-25 03:15 UTCPublished CVE record published
2026-06-17 09:26 UTCUpdated Record last modified

sherparpa sherpa orchestrator DOWNGRADE

Affected: 141851

Fixed in: no fixed release known

Safe to downgrade to: a release before 141851

1. Check installed version

apt-cache policy sherpa-orchestrator || rpm -q sherpa-orchestrator || sherpa-orchestrator --version

2. No fixed release: DOWNGRADE to a release before 141851 (Debian / Ubuntu)

apt-cache madison sherpa-orchestrator sudo apt install sherpa-orchestrator=<VERSION_BEFORE_141851> sudo apt-mark hold sherpa-orchestrator

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

dnf --showduplicates list sherpa-orchestrator sudo dnf downgrade sherpa-orchestrator-<VERSION_BEFORE_141851> sudo dnf versionlock add sherpa-orchestrator

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-2025-46545?

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

Is CVE-2025-46545 being exploited?

CVE-2025-46545 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-2025-46545 affect?

CVE-2025-46545 affects sherpa orchestrator. Severity is medium (CVSS 4.4). In Sherpa Orchestrator 141851, the functionality for adding or updating licenses allows for stored XSS attacks by an administrator through the name parameter. The XSS payload can execute when the license expires.

How urgent is CVE-2025-46545?

Priority 21/100. No elevated risk signals yet.

Related CVEs

CVE-2025-46547 MEDIUM 5.4 DOWNGRADE In Sherpa Orchestrator 141851, the web application lacks protection against CSRF attacks, with resultant effec
CVE-2025-46546 LOW 3.5 DOWNGRADE In Sherpa Orchestrator 141851, multiple time-based blind SQL injections can be performed by an authenticated u
CVE-2025-46544 MEDIUM 6.4 DOWNGRADE In Sherpa Orchestrator 141851, a low-privileged user can elevate their privileges by creating new users and ro

References

← Back to latest CVEs