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CVE-2025-27379

Stored Cross-Site Scripting in AES BOM Viewer

No known exploitation. EPSS puts it in the 13th percentile. Fixed in 7.0.6.

CVSS 3.16.8MediumEPSS percentile13th0.2% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix7.0.6Upgrade to this build

Published Updated Sources: CVE.org, NVD

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Altium AESAffected: ≥ 7.0.3, ≤ 7.0.5Upgrade to: after 7.0.5Stated by: CVE record
  • Altium On-prem Enterprise ServerAffected: ≥ 7.0.3, < 7.0.6Upgrade to: 7.0.6Stated by: NVD

Versions as the sources state them. Full version matrix after sign-in

What it is

From the CVE record

A stored cross-site scripting (XSS) vulnerability in the BOM Viewer in Altium AES 7.0.3 allows an authenticated attacker to inject arbitrary JavaScript into the Description field of a schematic, which is executed when the BOM Viewer renders the affected content.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS13th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

0.2% chance of exploitation activity in the next 30 days, which ranks it in the 13th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

5 events over 35 days, from the signal feeds we watch.

  1. Patch availablerecord updated
  2. Publishedweakness classified, att&ck mapped

Affected products

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:H

Scored 6.8 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction RequiredA user must click a link, open a file, or perform some action

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality LowSome restricted information is disclosed, but limited in scope
  • Integrity LowData modification is possible but limited in scope or consequence
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

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We'll flag the next CVE, public exploit or patch for AES, not every advisory.