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CVE-2023-40586
go package github.com/corazawaf/coraza is vulnerable to denial of service
High7.5EPSS 0.72%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.72% · top 46% of all CVEs (2 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
corazawaf · coraza
- affected < 3.0.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gogithub.com/corazawaf/coraza/v2GHSA-c2pj-v37r-2p6h (opens in a new tab)
- Gogithub.com/corazawaf/coraza/v3GHSA-c2pj-v37r-2p6h (opens in a new tab)
References (2)
- https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c (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-c2pj-v37r-2p6h (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .