"Newsletter subscriber management" (fp_newsletter) TYPO3 extension leaks subscriber data

published 2022-12-14 3 y ago modified 2026-06-17 4 mo ago also GHSA-r44w-pfx8-28jv , EUVD-2022-50174

cvss: 9.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

An issue was discovered in the fp_newsletter (aka Newsletter subscriber management) extension before 1.1.1, 1.2.0, 2.x before 2.1.2, 2.2.1 through 2.4.0, and 3.x before 3.2.6 for TYPO3. Data about subscribers may be obtained via unsubscribeAction operations.

Patch / fix

fixed in 2 links 1

packagist fixpunkt/fp-newsletter 1.1.1, 2.1.2, 3.2.6
fp_newsletter_project fp_newsletter 1.1.1, 2.1.2, 3.2.6

typo3.org/security/advisory/typo3-ext-sa-2022-017 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-04-21)

Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.1	CVSS:3.1/AC:L/AV:N/A:N/C:H/I:H/PR:N/S:U/UI:N
CNA	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	fixpunkt/fp-newsletter	<1.1.1 >=1.2.0, <2.1.2 >=3.0.0, <3.2.6	1.1.1 2.1.2 3.2.6

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-668 Exposure of Resource to Wrong Sphere

References

typo3.org /security/advisory/typo3-ext-sa-2022-017
web, patch, vendor-advisory
nvd.nist.gov /vuln/detail/CVE-2022-47411
advisory
github.com /bihor/fp_newsletter
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary