CVE-2026-36471
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2...
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.
- Record
CVE-2026-36471- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2026-83993
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.
- Record
EUVD-2026-83993- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mwgw-rr28-m856
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2...
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.
- Record
GHSA-mwgw-rr28-m856- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.
- Record
CVE-2026-36471- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-502
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-36471 is a medium vulnerability (CVSS 5.8), published September 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. No source names a fixed version.