CVE-2021-40642

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

Textpattern CMS v4.8.7 and older vulnerability exists through Sensitive Cookie in HTTPS Session Without 'Secure' Attribute via textpattern/lib/txplib_misc.php. The secure flag is not set for txp_login session cookie in the application. If the secure flag is not set, then the cookie will be transmitted in clear-text if the user visits any HTTP URLs within the cookie's scope. An attacker may be able to induce this event by feeding a user suitable links, either directly or via another web site.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-311

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/textpattern/textpattern/commit/211fab0093999f59b0b61682aa988ac7d8337aa9Patch, Third Party Advisory
https://www.huntr.dev/bounties/aadbe434-a376-443b-876f-2a1cbab7847b/Permissions Required, Third Party Advisory
https://github.com/textpattern/textpattern/commit/211fab0093999f59b0b61682aa988ac7d8337aa9Patch, Third Party Advisory
https://www.huntr.dev/bounties/aadbe434-a376-443b-876f-2a1cbab7847b/Permissions Required, Third Party Advisory

Timeline

Published: Jun 29, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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