CVE-2025-65572: Cross Site Scripting (XSS) vulnerability in AllskyTeam AllSky v2024.12.06_06 allows remote attackers to execut

Routine

MEDIUM 6.1DOWNGRADE

CVE-2025-65572 is a medium-severity flaw (CVSS 6.1) affecting allsky. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting (XSS) vulnerability in AllskyTeam AllSky v2024.12.06_06 allows remote attackers to execute arbitrary code via the (1) config, (2) filename, or (3) extratext parameter to allskySettings.php. When the page is reloaded or when user visits allskySettings.php, the showMessages() function in status_messages.php will print out the error messages and execute the script injected by the attacker.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-12-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: allskyteam

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

Am I affected?

Timeline

2025-12-09 19:15 UTCPublished CVE record published
2026-06-17 09:55 UTCUpdated Record last modified

allskyteam allsky DOWNGRADE

Affected: 2024.12.06_06

Fixed in: no fixed release known

Safe to downgrade to: a release before 2024.12.06_06

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2024.12.06_06 (Debian / Ubuntu)

apt-cache madison allsky sudo apt install allsky=<VERSION_BEFORE_2024.12.06_06> sudo apt-mark hold allsky

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

dnf --showduplicates list allsky sudo dnf downgrade allsky-<VERSION_BEFORE_2024.12.06_06> sudo dnf versionlock add allsky

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-2025-65572?

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

Is CVE-2025-65572 being exploited?

CVE-2025-65572 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-2025-65572 affect?

CVE-2025-65572 affects allsky. Severity is medium (CVSS 6.1). Cross Site Scripting (XSS) vulnerability in AllskyTeam AllSky v2024.12.06_06 allows remote attackers to execute arbitrary code via the (1) config, (2) filename, or (3) extratext parameter to allskySettings.php. When the page is reloaded or

How urgent is CVE-2025-65572?

Priority 35/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-65573 HIGH 8.8 DOWNGRADE Cross Site Request Forgery (CSRF) vulnerability in AllskyTeam AllSky v2024.12.06_06 allows remote attackers to
CVE-2025-63414 CRITICAL 10.0 DOWNGRADE A Path Traversal vulnerability in the Allsky WebUI version v2024.12.06_06 allows an unauthenticated remote att

References

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