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CVE-2020-13873

CRITICAL
9.8
CVSS Score
Published: May 12, 2021 at 11:42 AM UTC
Updated: June 17, 2026 at 02:53 AM UTC
1 product affected across 1 vendorCodoforum

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Severity
CRITICAL9.8
Exploit prediction
EPSS 5%

Description

A SQL Injection vulnerability in get_topic_info() in sys/CODOF/Forum/Topic.php in Codoforum before 4.9 allows remote attackers (pre-authentication) to bypass the admin page via a leaked password-reset token of the admin. (As an admin, an attacker can upload a PHP shell and execute remote code on the operating system.)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Codoforum· Codologic
95%
v < 4.9
Affected range stops below 4.9, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

x_refsource_MISCVendor Advisory
Source: [email protected]
http://codologic.com/forum/
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://blog.sonarsource.com/codoforum-4.8.7-critical-code-vulnerabilities-explained
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://community.sonarsource.com/c/announce/stories/23
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://community.sonarsource.com/t/codoforum-4-8-7-critical-code-vulnerabilities-explained/28297
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/SmashITs
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://twitter.com/sonarsource/status/1300818196090384384

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-89

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