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CVE-2018-19620
ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.
Medium4.3EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistshowdoc/showdocGHSA-pfrc-5hhq-6hvr (opens in a new tab)
References (3)
- https://github.com/CCCCCrash/POCs/tree/master/Web/showdoc/IncorrectAccessControl#0x02-modify (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/star7th/showdoc/issues/397 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/star7th/showdoc/commit/bcdb5e3519285bdf81e618b3c9b90d22bc49e13c (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 Advisory GHSA-pfrc-5hhq-6hvr (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .