CVE-2026-81168: Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows

Q: How do I fix CVE-2026-81168?

captcha protected page: upgrade to 1.0.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-81168 being exploited?

CVE-2026-81168 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-81168 affect?

CVE-2026-81168 affects captcha protected page. Severity is low (CVSS 3.7). Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows Functionality Bypass. This issue affects CAPTCHA Protected Page versions: from 0.0.0 to 1.0.2.

Q: How urgent is CVE-2026-81168?

Priority 24/100. Remotely exploitable, no login, no user action

Routine

LOW 3.7REMOTEUPGRADE

CVE-2026-81168 is a low-severity flaw (CVSS 3.7) affecting captcha protected page. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows Functionality Bypass. This issue affects CAPTCHA Protected Page versions: from 0.0.0 to 1.0.2.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	3.7 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 75%)
CISA exploited list	No
Weakness	CWE-288
Published	2026-09-02
Last modified	2026-09-09

Publisher (CNA): Drupal.org · Vendor: captcha protected page project

Last updated 2026-09-09 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-02 13:18 UTCPublished CVE record published
2026-09-09 18:53 UTCUpdated Record last modified

captcha protected page project captcha protected page UPGRADE

Affected: < 1.0.2

Fixed in: 1.0.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy captcha-protected-page || rpm -q captcha-protected-page || captcha-protected-page --version

2. UPGRADE to 1.0.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade captcha-protected-page

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade captcha-protected-page

Note

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

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-2026-81168?

captcha protected page: upgrade to 1.0.2. Exact commands for each OS are on this page.

Is CVE-2026-81168 being exploited?

CVE-2026-81168 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-2026-81168 affect?

CVE-2026-81168 affects captcha protected page. Severity is low (CVSS 3.7). Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows Functionality Bypass. This issue affects CAPTCHA Protected Page versions: from 0.0.0 to 1.0.2.

How urgent is CVE-2026-81168?

Priority 24/100. Remotely exploitable, no login, no user action

Software pages

Drupal vulnerabilities

References

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