CVE-2012-3527

mediumpriority · track · 19EPSS 0.021 · 82 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.12% (82nd) EPSS

CVSS 4.6 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

view_help.php in the backend help system in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote authenticated backend users to unserialize arbitrary objects and possibly execute arbitrary PHP code via an unspecified parameter, related to a "missing signature (HMAC)."

cvss

Technical severity, 0–10. One row per scoring source.

4.6

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.9–4.6

v2.04.6mediumAV:N/AC:H/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 6.4

v2.03.9lowAV:N/AC:H/Au:S/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-502USprimaryCWE-502US

affected products (9)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
debian debian linux= 6.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 7.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
typo3 typo34.5.0 → 4.5.19nvdUScpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
typo3 typo34.6.0 → 4.6.12nvdUScpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
typo3 typo34.7.0 → 4.7.4nvdUScpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
Packagist typo3/cms4.5.0 → 4.5.19osvUSpkg:composer/typo3/cms
Packagist typo3/cms4.6.0 → 4.6.12osvUSpkg:composer/typo3/cms
Packagist typo3/cms4.7.0 → 4.7.4osvUSpkg:composer/typo3/cms

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-m4hw-r893-xh4gTYPO3 allows remote authenticated backend users to unserialize arbitrary objects2022-05-17ghsa · osvUS
view_help.php in the backend help system in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote authenticated backend users to unserialize arbitrary objects and possibly execute arbitrary PHP code via an unspecified parameter, related to a "missing signature (HMAC)."

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2012-09-05modified 2026-06-16

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+3739 more

references (18)

External citations — patches, advisories, analysis.

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