CVE-2026-41588

CRITICAL

Published May 8, 2026 Modified May 12, 2026 CWE-208 CWE-203

Description

RELATE is a web-based courseware package. Prior to commit 2f68e16, there is a timing attack vulnerability in course/auth.py — check_sign_in_key(). This issue has been patched via commit 2f68e16.

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CVSS v3.1 Score

9.0

CRITICAL

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

EPSS — Exploit Prediction

0.0002

Probability of exploitation

0.05%

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-208 CWE-208

CWE-203 CWE-203

Affected Products

Vendor	Product	Versions
inducer	relate	< 2026-04-17

References

Advisories & Patches

https://github.com/inducer/relate/commit/2f68e16cd3b96d25c188c1aa3f7e13cdb15cdaeb https://github.com/inducer/relate/security/advisories/GHSA-78j7-9xr9-2728

Frequently Asked Questions

What is CVE-2026-41588? +

RELATE is a web-based courseware package. Prior to commit 2f68e16, there is a timing attack vulnerability in course/auth.py — check_sign_in_key(). This issue has been patched via commit 2f68e16. It has a CVSS v3.1 base score of 9.0 (CRITICAL).

How severe is CVE-2026-41588? +

CVE-2026-41588 has a CVSS v3.1 score of 9.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-41588? +

CVE-2026-41588 affects products from inducer, specifically: relate. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-41588? +

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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