CVE-2026-6276
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
stale custom cookie host causes cookie leak
Using libcurl, when a custom `Host:` header is first set for an HTTP request and a second request is subsequently done using the same *easy handle* but without the custom `Host:` header set, the second request would use stale information and pass on cookies meant for the first host in the second request. Leak them.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
curl
- Vendor
- curl
- Product
- curl
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 7.71.0 | affected | semver | 8.14.2 | Unavailable | None listed |
| 8.15.0 | affected | semver | 8.16.1 | Unavailable | None listed |
| 8.17.0 | affected | semver | 8.20.0 | Unavailable | None listed |
curl
- Vendor
- curl
- Product
- curl
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| e15e51384a423be31318b3c9c7d612a1aae661fd | affected | git | 3a19987a87f393d9394fe5acc7643f6c263c92db | Unavailable | None listed |
curl
- Vendor
- curl
- Product
- curl
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 8.19.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.18.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.17.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.16.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.15.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.14.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.14.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.13.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.12.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.12.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.11.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.11.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.10.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.10.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.9.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.9.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.8.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.7.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.6.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.5.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.4.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.3.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.2.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.1.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.1.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 8.0.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.88.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.88.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.87.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.86.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.85.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.84.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.83.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.83.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.82.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.81.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.80.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.79.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.79.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.78.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.77.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.76.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.76.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.75.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.74.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.73.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.72.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.71.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.71.0 | affected | Unavailable | Unavailable | Unavailable | None listed |