CVE-2026-119702: Auth Bypass (CVSS 6.5)

Description

WPGraphQL before 2.24.1 contains a missing authorization vulnerability in the createComment mutation that allows unauthenticated attackers to comment on non-public posts by bypassing post status checks. Attackers can attach comments to draft, private, trashed, or password-protected posts to leak hidden titles via moderator notifications, enumerate post IDs, and backdate comments or mark them as pingbacks.

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CVSS v3.1 Score

6.5

MEDIUM

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

EPSS — Exploit Prediction

0.0036

Probability of exploitation

0.30%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://github.com/wp-graphql/wp-graphql https://github.com/wp-graphql/wp-graphql/blob/wp-graphql/v2.24.0/plugins/wp-graphql/src/Mutation/CommentCreate.php https://github.com/wp-graphql/wp-graphql/commit/b9da32bd8e6025e19a9b04acaa129978eba71177 https://github.com/wp-graphql/wp-graphql/releases/tag/wp-graphql%2Fv2.24.1 https://github.com/wp-graphql/wp-graphql/security/advisories/GHSA-4vgv-vvxr-9fh9 https://www.vulncheck.com/advisories/wpgraphql-before-2.24.1-missing-authorization-via-createcomment-mutation

Frequently Asked Questions

What is CVE-2026-119702? +

WPGraphQL before 2.24.1 contains a missing authorization vulnerability in the createComment mutation that allows unauthenticated attackers to comment on non-public posts by bypassing post status checks. Attackers can attach comments to draft, private, trashed, or password-protected posts to leak hidden titles via moderator notifications, enumerate post IDs, and backdate comments or mark them as pingbacks. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-119702? +

CVE-2026-119702 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0036, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-119702? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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