CVE-2011-4855: n/a vulnerability

CVE-2011-4855: The Control Panel in Parallels Plesk Panel 10.4.4_build20111103.18 omits the Content-Type header's charset...

The Control Panel in Parallels Plesk Panel 10.4.4_build20111103.18 omits the Content-Type header's charset parameter for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving admin/customer-service-plan/list/reset-search/true/ and certain other files. NOTE: it is possible that only clients, not the Plesk product, could be affected by this issue.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 00:16 UTC (UTC+00:00)

Security readout for executives and security teams

This old Plesk Panel issue concerns pages that did not specify a character set in HTTP headers. That can make browsers interpret content differently than intended, creating potential security impact. The public CVE record does not provide severity, CVSS, confirmed affected CPEs, or a vendor fix. Exposure is most plausible where Parallels Plesk Panel 10.4.4_build20111103.18 remains deployed. The affected-product metadata is incomplete, and the CVE explicitly warns that only clients may be affected, so inventory confirmation is required before assuming product-level exposure. Prioritize as an exposure-validation task, not an emergency, unless legacy Plesk 10.4.4 is internet-facing. The uncertainty is high, but unsupported control panels can carry broader operational risk beyond this CVE. Mitigation focus: Inventory for Parallels Plesk Panel 10.4.4_build20111103.18 installations.; Check current Plesk or vendor guidance for confirmed fixes or upgrade paths.; Retire or upgrade unsupported Plesk versions where feasible..

Prepared: Jun 27, 2026, 17:48 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 16, 2011, 11:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
plesk-charset-unspecified(72092)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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