CVE-2026-82598 | BDVDB-2026-366607 Detail

SeaCMS

Description#

A vulnerability was determined in SeaCMS up to 13.6. Affected is the function parseIf of the file search.php of the component Template Engine. This manipulation of the argument searchtype causes code injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.

Weaknesses#

CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-74 Injection

References#

Exploit#

https://github.com/T-Chachamaru/seacms-13.6-security-advisories/blob/a084a3e573240d54860153321df271280daec262/c-009-search-cascade-template-rce.md

History#

Version 12026-08-31Record published in the CVE List.
Version 22026-09-01Most recent update recorded in the CVE List.

Published

Published: 2026-08-31
Last modified: 2026-09-01

Vendor information

Vendor: Not stated
Product: SeaCMS

Score

7.3 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 44.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Code Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
13.0
Fixed
Not stated
Vulnerable
13.1
Fixed
Not stated
Vulnerable
13.2
Fixed
Not stated
Vulnerable
13.3
Fixed
Not stated
Vulnerable
13.4
Fixed
Not stated
Vulnerable
13.5
Fixed
Not stated
Vulnerable
13.6
Fixed
Not stated

Scoring System

CVSS v4.0

6.9 Medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	Low
Vulnerable System Integrity	Low
Vulnerable System Availability	Low
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

7.3 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	Low
Availability	Low

CVSS v3.0

7.3 High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	Low
Availability	Low

CVSS v2

7.5 High

AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Metric breakdown
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	Partial

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).