CVE-2024-30886: A stored cross-site scripting (XSS) vulnerability in the remotelink function of HadSky v7.6.3 allows attackers

Routine

MEDIUM 5.4DOWNGRADE

CVE-2024-30886 is a medium-severity flaw (CVSS 5.4) affecting hadsky. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in the remotelink function of HadSky v7.6.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the url parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: hadsky

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

Am I affected?

Timeline

2024-04-23 22:15 UTCPublished CVE record published
2026-06-17 07:27 UTCUpdated Record last modified

hadsky hadsky DOWNGRADE

Affected: 7.6.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.6.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.6.3 (Debian / Ubuntu)

apt-cache madison hadsky sudo apt install hadsky=<VERSION_BEFORE_7.6.3> sudo apt-mark hold hadsky

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

dnf --showduplicates list hadsky sudo dnf downgrade hadsky-<VERSION_BEFORE_7.6.3> sudo dnf versionlock add hadsky

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-2024-30886?

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

Is CVE-2024-30886 being exploited?

CVE-2024-30886 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-2024-30886 affect?

CVE-2024-30886 affects hadsky. Severity is medium (CVSS 5.4). A stored cross-site scripting (XSS) vulnerability in the remotelink function of HadSky v7.6.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the url parameter.

How urgent is CVE-2024-30886?

Priority 30/100. Public exploit reference

Related CVEs

CVE-2024-30885 MEDIUM 6.1 DOWNGRADE Reflected Cross-Site Scripting (XSS) vulnerability in HadSky v7.6.3, allows remote attackers to execute arbitr
CVE-2023-46428 HIGH 8.8 DOWNGRADE An arbitrary file upload vulnerability in HadSky v7.12.10 allows attackers to execute arbitrary code via a cra
CVE-2023-3579 MEDIUM 4.3 DOWNGRADE A vulnerability, which was classified as problematic, has been found in HadSky 7.11.8

References

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