space (ascii code 32) immediately before the `Secure` attribute causes curl to
store the cookie without its Secure flag. The cookie might then wrongfully be
sent over plaintext HTTP on subsequent requests to the same host.
| Source | ID | Title |
|---|---|---|
Ubuntu USN |
USN-8820-1 | curl vulnerabilities |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Tue, 22 Sep 2026 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
threat_severity
|
Fri, 11 Sep 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Haxx
Haxx curl |
|
| CPEs | cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Haxx
Haxx curl |
Thu, 10 Sep 2026 04:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-1024 |
Tue, 08 Sep 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-201 | |
| Metrics |
cvssV3_1
|
Sun, 06 Sep 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Curl
Curl curl |
|
| Vendors & Products |
Curl
Curl curl |
Sun, 06 Sep 2026 19:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-1024 |
Sun, 06 Sep 2026 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A `Set-Cookie:` header using tab (horizontal tab, ASCII code 9) instead of space (ascii code 32) immediately before the `Secure` attribute causes curl to store the cookie without its Secure flag. The cookie might then wrongfully be sent over plaintext HTTP on subsequent requests to the same host. | |
| Title | secure cookie attribute bypass with tab | |
| References |
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: curl
Published:
Updated: 2026-09-15T06:03:13.400Z
Reserved: 2026-08-26T06:25:58.220Z
Link: CVE-2026-80255
Updated: 2026-09-08T18:45:43.369Z
Status : Modified
Published: 2026-09-06T18:17:22.623
Modified: 2026-09-15T07:16:30.770
Link: CVE-2026-80255
OpenCVE Enrichment
Updated: 2026-09-10T05:30:16Z
Ubuntu USN