CVE-2026-13234: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal A

Routine

MEDIUM 6.1UPGRADE

CVE-2026-13234 is a medium-severity flaw (CVSS 6.1) affecting artificial intelligence. 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 ("Cross-site Scripting") vulnerability in Drupal AI (Artificial Intelligence) allows Cross-Site Scripting (XSS). This issue affects AI (Artificial Intelligence) versions: from 0.0.0 to 1.2.17, from 1.3.0 to 1.3.8, from 1.4.0 to 1.4.3.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 83%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-07-10
Last modified	2026-10-25

Publisher (CNA): Drupal.org · Vendor: artificial intelligence project

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

Am I affected?

Timeline

2026-07-10 22:16 UTCPublished CVE record published
2026-10-25 15:10 UTCUpdated Record last modified

artificial intelligence project artificial intelligence UPGRADE

Affected: < 1.2.17 · >= 1.3.0 and < 1.3.8 · >= 1.4.0 and < 1.4.3

Fixed in: 1.2.17, 1.3.8, 1.4.3

Safe to downgrade to: a release before 1.3.0

1. Check installed version

apt-cache policy artificial-intelligence || rpm -q artificial-intelligence || artificial-intelligence --version

2. UPGRADE to 1.2.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade artificial-intelligence

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade artificial-intelligence

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 1.3.0 (Debian / Ubuntu)

apt-cache madison artificial-intelligence sudo apt install artificial-intelligence=<VERSION_BEFORE_1.3.0> sudo apt-mark hold artificial-intelligence

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list artificial-intelligence sudo dnf downgrade artificial-intelligence-<VERSION_BEFORE_1.3.0> sudo dnf versionlock add artificial-intelligence

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-2026-13234?

artificial intelligence: upgrade to 1.2.17, 1.3.8, 1.4.3. Exact commands for each OS are on this page.

Is CVE-2026-13234 being exploited?

CVE-2026-13234 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-2026-13234 affect?

CVE-2026-13234 affects artificial intelligence. Severity is medium (CVSS 6.1). Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal AI (Artificial Intelligence) allows Cross-Site Scripting (XSS). This issue affects AI (Artificial Intelligence) versions: from 0.0.

How urgent is CVE-2026-13234?

Priority 26/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2026-13237 MEDIUM 4.8 UPGRADE Incorrect Authorization vulnerability in Drupal AI Agents allows Forceful Browsing
CVE-2026-13236 MEDIUM 4.2 UPGRADE Missing Authorization vulnerability in Drupal AI Agents allows Forceful Browsing
CVE-2026-13235 LOW 3.3 UPGRADE Missing Authorization vulnerability in Drupal AI (Artificial Intelligence) allows Forceful Browsing

References

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