What is CVE-2026-115400?

CVE-2026-115400 is a medium-severity vulnerability, classified under Cleartext Storage of Sensitive Information. CVSS score: 4.4/10. Published 2026-10-22.

How severe is CVE-2026-115400?

Medium severity. CVSS v3 base score is 4.4 out of 10.

CVE-2026-115400

CVE-2026-115400

crawlseo before version 0.2.5 contains a cleartext storage vulnerability that allows attackers with database read access to obtain Google OAuth access and refresh tokens stored unencrypted in the User.googleTokens column. Attackers can read the plaintext long-lived refresh tokens from a compromised or exposed Postgres database to gain indefinite, unauthenticated access to all registered users' Google Search Console data.

Published 2026-10-22 · last modified 2026-10-22.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-312 — Cleartext Storage of Sensitive Information

References

github.com/crawlseo/crawlseo/releases/tag/v0.2.5 (patch)
gist.github.com/mansurmavlankulov/47cb8e183fec39a7afe599d1082a3399 (technical-description)
github.com/crawlseo/crawlseo/commit/2ce0b4b2bdd6047e0a9ede037fd355381968d9bc (issue-tracking)
www.vulncheck.com/advisories/crawlseo-before-cleartext-storage-of-google-oauth-… (third-party-advisory)

Frequently asked questions

What is CVE-2026-115400?: CVE-2026-115400 is a medium-severity vulnerability, classified under Cleartext Storage of Sensitive Information. CVSS score: 4.4/10. Published 2026-10-22.
How severe is CVE-2026-115400?: Medium severity. CVSS v3 base score is 4.4 out of 10.