SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-35598

ACS Advanced Comment System 1.0 is affected by Directory Traversal via an advanced_component_system/index.php?ACS_path=..%2f URI.

EXPLOITHIGH 7.5EPSS 20.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 20.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

ACS Advanced Comment System 1.0 is affected by Directory Traversal via an advanced_component_system/index.php?ACS_path=..%2f URI. NOTE: this might be the same as CVE-2009-4623

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
20.84% probability · 98th percentile
Public exploits
1 in Exploit-DB · first 4 January 2021
CISA KEV
Not listed
Weakness
CWE-22
Affected
advanced comment system project/advanced comment system
Source
cve@mitre.org
EPSS trend
0%13%25%3 November 2026: 20.84%3 November 20263 November 2026

EPSS 20.8% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-49343source ↗Advanced Comment System 1.0 - 'ACS_path' Path Traversalphp · Francisco Javier Santiago Vázquezwebapps4 January 2021no

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.