CVE Explorer
CVE-2026-29199
phpBB before 3.3.16 is vulnerable to Host Header Injection that can lead to password rest link poisoning. When force_server_vars is disabled, the servers hostname may be extracted from the HTTP Host header which is used to generate the password reset link URL. An attacker who can manipulate the Host header (e.g. through misconfigured host setup or missing header validation by the webserver) can cause password reset emails to contain a link pointing to an attacker-controlled domain, potentially l
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"phpBB","vendor":"phpBB","versions":[{"lessThanOrEqual":"3.3.15","status":"affected","version":"3.0.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:7e518b1e2170b093cd1d8b7ec9937c7025ec7c20607c5349fa857749141359cc · sha256:130bc4d2923fee95… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:7e518b1e2170b093cd1d8b7ec9937c7025ec7c20607c5349fa857749141359cc · sha256:130bc4d2923fee95… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-640","description":"CWE-640 Weak Password Recovery Mechanism for Forgotten Password","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:7e518b1e2170b093cd1d8b7ec9937c7025ec7c20607c5349fa857749141359cc · sha256:130bc4d2923fee95… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://hackerone.com/reports/3543246"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:7e518b1e2170b093cd1d8b7ec9937c7025ec7c20607c5349fa857749141359cc · sha256:130bc4d2923fee95… · /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.