CVE Explorer

CVE-2026-2721

The MailArchiver plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 4.4.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e567feca2c9c118d7ac920b9de5b5a80b2b5191f1bff8d3ce0772c0b23321793

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"MailArchiver","vendor":"pierrelannoy","versions":[{"lessThanOrEqual":"4.4.0","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions

{"url":"https://github.com/Pierre-Lannoy/wp-mailarchiver/commit/946c1a700bbecc6080a427fd428de800334af824"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/6

{"url":"https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L126"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/4

{"url":"https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L156"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/5

{"url":"https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L55"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/3

{"url":"https://plugins.trac.wordpress.org/browser/mailarchiver/tags/4.4.0/includes/system/class-form.php#L92"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/browser/mailarchiver/trunk/includes/system/class-form.php#L92"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/1

{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3465101%40mailarchiver&new=3465101%40mailarchiver&sfp_email=&sfph_mail="}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /containers/cna/references/7

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/df2674c9-da77-412c-a812-f1749f54d04b?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:51582e10f37fdcedabb20160b9e2ec5c2b3f5f0acc880df849c72139638c1242 · sha256:7678c55a0d6862c4… · /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.

← Back to CVE Explorer