CVE Explorer
CVE-2026-2717
The HTTP Headers plugin for WordPress is vulnerable to CRLF Injection in all versions up to, and including, 1.19.2. This is due to insufficient sanitization of custom header name and value fields before writing them to the Apache .htaccess file via `insert_with_markers()`. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary newline characters and additional Apache directives into the .htaccess configuration file via the 'Custom Heade
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"HTTP Headers","vendor":"zinoui","versions":[{"lessThanOrEqual":"1.19.2","status":"affected","version":"0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-93","description":"CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/problemTypes/0/descriptions/0
Source references
5 source assertions{"url":"https://plugins.trac.wordpress.org/browser/http-headers/tags/1.19.2/http-headers.php#L1098"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/browser/http-headers/tags/1.19.2/http-headers.php#L745"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/browser/http-headers/trunk/http-headers.php#L1098"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/http-headers/trunk/http-headers.php#L745"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/references/4
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/7716e77f-e899-4046-9421-86fc0c36c245?source=cve"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:15676f7148646d093172f8b23c69c1ce525f5eb781157ff2d6a49be81b0038e4 · sha256:d6b8e24d61673482… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.