CVE-2026-12425: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in P

Routine

MEDIUM 6.1DOWNGRADE

CVE-2026-12425 is a medium-severity flaw (CVSS 6.1) affecting employee access center. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PowerSchool Employee Access Center allows Cross-Site Scripting (XSS). This issue affects Employee Access Center: 23.10. It is possible to add in javascript code after the login URL and have it be eval()'d in the page and execute in the context of the user.

Why this priority

No elevated risk signals yet

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	0.1% (top 96%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-06-16
Last modified	2026-10-25

Publisher (CNA): Palo Alto Networks, Inc. · Vendor: powerschool

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

Am I affected?

Timeline

2026-06-16 20:16 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

powerschool employee access center DOWNGRADE

Affected: 23.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 23.10

1. Check installed version

apt-cache policy employee-access-center || rpm -q employee-access-center || employee-access-center --version

2. No fixed release: DOWNGRADE to a release before 23.10 (Debian / Ubuntu)

apt-cache madison employee-access-center sudo apt install employee-access-center=<VERSION_BEFORE_23.10> sudo apt-mark hold employee-access-center

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

dnf --showduplicates list employee-access-center sudo dnf downgrade employee-access-center-<VERSION_BEFORE_23.10> sudo dnf versionlock add employee-access-center

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-2026-12425?

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

Is CVE-2026-12425 being exploited?

CVE-2026-12425 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-2026-12425 affect?

CVE-2026-12425 affects employee access center. Severity is medium (CVSS 6.1). Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PowerSchool Employee Access Center allows Cross-Site Scripting (XSS). This issue affects Employee Access Center: 23.10. It is possi

How urgent is CVE-2026-12425?

Priority 22/100. No elevated risk signals yet.

References

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