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CVE-2018-20062· NVD / CVE Program· CNA mitre

An issue was discovered in NoneCms V1.3.

An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.

CriticalCVSS 9.8 · v3.1KEVWeaponized No fix recorded
Published
Dec 11, 2018
Updated
Jun 16, 2026
EPSS
99.5% · 100th percentile
CWE
—
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Report tools

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Action score

99

Now

Patch today or shut off access.

CVSS
39 / 40 · 9.8 / 10
CISA KEV
30 / 30 · Listed
EPSS
30 / 30 · 99.5%

CISA SSVC decision

Exploitation
active
Automatable
yes
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

Actively exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on Nov 3, 2021. That signals real attacks, not theory.

Remediation deadline for government agencies: May 3, 2022.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
5nonenonecms

Affected versions

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

  • 5none nonecms1.3.0

Same product

5none: all records

Other highest-scoring records for the same primary product.

  • CVE-2018-7219application/admin/controller/Admin.php in NoneCms 1.3.0 has CSRF, as demonstrated by changing an admin password or adding an account via a p
    35Monitor
  • CVE-2020-18647Information Disclosure in NoneCMS v1.3 allows remote attackers to obtain sensitive information via the component "/nonecms/vendor".
    30Monitor
  • CVE-2020-18646Information Disclosure in NoneCMS v1.3 allows remote attackers to obtain sensitive information via the component "/public/index.php".
    30Monitor
  • CVE-2018-6029The copy function in application/admin/controller/Article.php in NoneCms 1.3.0 allows remote attackers to access the content of internal and
    30Monitor
  • CVE-2019-16721NoneCMS v1.3 has CSRF in public/index.php/admin/admin/dele.html, as demonstrated by deleting the admin user.
    26Monitor
  • CVE-2018-6022Directory traversal vulnerability in application/admin/controller/Main.php in NoneCms through 1.3.0 allows remote authenticated users to del
    26Monitor

Remediation

Which version to upgrade to

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

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×1
  • Nuclei detection template ×1
  • Proof-of-concept repository on GitHub ×4

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entryremote2020-04-16
Metasploit moduleexploit/unix/webapp/thinkphp_rceThinkPHP Multiple PHP Injection RCEsexploit2018-12-10
Nuclei detection templateNuclei template CVE-2018-20062 —
Proof-of-concept repository on GitHubstars:62019-03-17
Proof-of-concept repository on GitHubstars:22022-11-07
Proof-of-concept repository on GitHubstars:22025-09-16
Proof-of-concept repository on GitHubstars:02026-09-10

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.

  1. Metasploit-2 d
  2. Published
  3. First PoC+95 d
  4. CISA KEV+1057 d
  5. TodayOct 6, 2026+2856 d
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

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

—

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

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

All records