Bug 2565670 (CVE-2026-120328)

Summary: CVE-2026-120328 mail: TYPO3 mail: Information disclosure via omitted authentication code in click tracking
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: anthomas, ehelms, ggainey, jpasqual, juwatts, lblicha, mdellweg, mhulan, nmoumoul, ogajduse, osousa, pcreech, rchan, smallamp, tmalecek, zhunting
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Doc Text:
A flaw was found in the TYPO3 mail extension. The click tracking middleware fails to validate a recipient's authentication code if it is omitted from a request. A remote, unauthenticated attacker can exploit this vulnerability to retrieve personal data of newsletter recipients embedded in sent email links, resulting in information disclosure.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2026-11-03 10:01:30 UTC
The click tracking middleware does not validate the authentication code of a recipient if the code is omitted. Unauthenticated attackers can retrieve personal data of newsletter recipients, which is inserted into links of sent mails.