Libsoup: cookie domain validation bypass via uppercase characters in libsoup
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | affected |
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| Red Hat | Red Hat Enterprise Linux 6 | affected | — | ||||||
| Red Hat | Red Hat Enterprise Linux 7 | affected | — | ||||||
| Red Hat | Red Hat Enterprise Linux 8 | affected | — | ||||||
| Red Hat | Red Hat Enterprise Linux 9 | affected | — |
No data.
| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | |||
| libsoup3-0:3.6.5-3.el10_0.6 | cpe:/o:redhat:enterprise_linux:10.0 | RHSA-2025:8128 | 2025-05-26T00:00:00Z |
No data available yet.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-15014 | A flaw was found in libsoup. When handling cookies, libsoup clients mistakenly allow cookies to be set for public suffix domains if the domain contains at least two components and includes an uppercase character. This bypasses public suffix protections and could allow a malicious website to set cookies for domains it does not own, potentially leading to integrity issues such as session fixation. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.542% probability within 30 days)
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| CPEs | cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
cpe:/a:redhat:enterprise_linux:8 cpe:/a:redhat:enterprise_linux:9 cpe:/o:redhat:rhel_els:6 cpe:/o:redhat:rhel_els:7 |
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| CPEs | cpe:/o:redhat:rhivos:1 | |
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| CPEs | cpe:/o:redhat:enterprise_linux:10.0 | |
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| CPEs | cpe:/o:redhat:enterprise_linux:10 |
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| Description | No description is available for this CVE. | A flaw was found in libsoup. When handling cookies, libsoup clients mistakenly allow cookies to be set for public suffix domains if the domain contains at least two components and includes an uppercase character. This bypasses public suffix protections and could allow a malicious website to set cookies for domains it does not own, potentially leading to integrity issues such as session fixation. |
| Title | libsoup: Cookie domain validation bypass via uppercase characters in libsoup | Libsoup: cookie domain validation bypass via uppercase characters in libsoup |
| First Time appeared |
Redhat
Redhat enterprise Linux |
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| CPEs | cpe:/o:redhat:enterprise_linux:6 cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
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| Vendors & Products |
Redhat
Redhat enterprise Linux |
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| Type | Values Removed | Values Added |
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| Description | No description is available for this CVE. | |
| Title | libsoup: Cookie domain validation bypass via uppercase characters in libsoup | |
| Weaknesses | CWE-178 | |
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cvssV3_1
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