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CVE-2011-5085· NVD / CVE Program· CNA mitre

Unspecified vulnerability in Movable Type 4.x before 4.36 and 5.x before 5.05 allows remote attackers to read or modify data via unknown vec

Unspecified vulnerability in Movable Type 4.x before 4.36 and 5.x before 5.05 allows remote attackers to read or modify data via unknown vectors.

HighCVSS 7.5 · v2.0—No exploit Fix available
Published
Apr 2, 2012
Updated
Jun 16, 2026
EPSS
2.0% · 80th percentile
CWE
—
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Report tools

JSON

Action score

31

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.0%

Affected systems

VendorProduct
sixapartmovable type

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • sixapart movable type4.0
  • sixapart movable type4.01
  • sixapart movable type4.1
  • sixapart movable type4.12
  • sixapart movable type4.15
  • sixapart movable type4.2
  • sixapart movable type4.21
  • sixapart movable type4.22
  • sixapart movable type4.23
  • sixapart movable type4.24
  • sixapart movable type4.25
  • sixapart movable type4.26
  • sixapart movable type4.261
  • sixapart movable type4.27
  • sixapart movable type4.28
  • sixapart movable type4.29
  • sixapart movable type4.291
  • sixapart movable type4.292
  • sixapart movable type4.35
  • sixapart movable type4.36

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:6.0movabletype-opensourcebefore 4.3.8+dfsg-0+squeeze24.3.8+dfsg-0+squeeze2

Same product

sixapart: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-20837Movable Type 7 r.5002 and earlier (Movable Type 7 Series), Movable Type 6.8.2 and earlier (Movable Type 6 Series), Movable Type Advanced 7 r
    65This week
  • CVE-2013-0209lib/MT/Upgrade.pm in mt-upgrade.cgi in Movable Type 4.2x and 4.3x through 4.38 does not require authentication for requests to database-migr
    44Plan
  • CVE-2022-38078Movable Type XMLRPC API provided by Six Apart Ltd.
    40Plan
  • CVE-2009-0752Unspecified vulnerability in Movable Type Pro and Community Solution 4.x before 4.24 has unknown impact and attack vectors, possibly related
    40Plan
  • CVE-2016-5742SQL injection vulnerability in the XML-RPC interface in Movable Type Pro and Advanced 6.x before 6.1.3 and 6.2.x before 6.2.6 and Movable Ty
    39Monitor
  • CVE-2026-25776Movable Type provided by Six Apart Ltd.
    37Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:movabletype-opensource4.3.8+dfsg-0+squeeze2 · Debian:6.0Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
P · data can be read
Integrity
P · data or configuration can be modified
Availability
P · the service can be disrupted
Attack complexity
Low
Confidentiality impact
P
Integrity impact
P
Availability impact
P

Weakness class (CWE)

—

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records