CVE-2020-5616
[Calendar01], [Calendar02], [PKOBO-News01], [PKOBO-vote01], [Telop01], [Gallery01], [CalendarForm01], and [Link01] [Calendar01] free…
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
[Calendar01], [Calendar02], [PKOBO-News01], [PKOBO-vote01], [Telop01], [Gallery01], [CalendarForm01], and [Link01] [Calendar01] free edition ver1.0.0, [Calendar02] free edition ver1.0.0, [PKOBO-News01] free edition ver1.0.3 and earlier, [PKOBO-vote01] free edition ver1.0.1 and earlier, [Telop01] free edition ver1.0.0, [Gallery01] free edition ver1.0.3 and earlier, [CalendarForm01] free edition ver1.0.3 and earlier, and [Link01] free edition ver1.0.0 allows remote attackers to bypass authentication and log in to the product with administrative privileges via unspecified vectors.
Timeline
ID reserved
By jpcert
- 7 months later
· 7 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Authentication bypass
- CWE-287 (opens in a new tab)All about CWE-287 and its CVEs
Affected products
PHP Factory · [Calendar01], [Calendar02], [PKOBO-News01], [PKOBO-vote01], [Telop01], [Gallery01], [CalendarForm01], and [Link01]
- affected [Calendar01] free edition ver1.0.0, [Calendar02] free edition ver1.0.0, [PKOBO-News01] free edition ver1.0.3 and earlier, [PKOBO-vote01] free edition ver1.0.1 and earlier, [Telop01] free edition ver1.0.0, [Gallery01] free edition ver1.0.3 and earlier, [CalendarForm01] free edition ver1.0.3 and earlier, and [Link01] free edition ver1.0.0
References (9)
- https://www.php-factory.net/calendar/01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/calendar/02.php (opens in a new tab)x_refsource_MISCx_transferred
- https://jvn.jp/en/jp/JVN73169744/index.html (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/news/pkobo-news01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/vote/01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/telop/01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/gallery/01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/calendar_form/01.php (opens in a new tab)x_refsource_MISCx_transferred
- https://www.php-factory.net/link/01.php (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-5616)Record last updated .