CVE-2020-23355 json
Codiad Vulnerable to PHP Magic Hash Vulnerability
published 2021-01-27 5 y ago modified 2026-06-17 4 mo ago also GHSA-8fhh-hf9w-55p7 , EUVD-2022-3169
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
** PRODUCT NOT SUPPORTED WHEN ASSIGNED ** Codiad 2.8.4 /componetns/user/class.user.php:Authenticate() is vulnerable in magic hash authentication bypass. If encrypted or hash value for the passwords form certain formats of magic hash, e.g, 0e123, another hash value 0e234 something can successfully authenticate.
Exploit prediction
1.00% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | codiad/codiad | <=2.8.4 |
no fix listed |
Classification
References
-
github.com
/Codiad/Codiad/issues/1121
web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-23355
advisory
-
github.com
/Codiad/Codiad
package
-
web.archive.org
/web/20160722013412/https://www.whitehatsec.com/blog/magic-hashes
web
Sources
- CVE List CVE-2020-23355
- GitHub Advisory GHSA-8fhh-hf9w-55p7
- NVD CVE-2020-23355
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.