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CVE-2020-35598

51
FAUCET Score

CVE-2020-35598 describes a Directory Traversal vulnerability in ACS Advanced Comment System 1.0, specifically through the 'ACS_path' parameter in the index.php URI. This high-severity vulnerability (CVSS 7.5) allows an unauthenticated attacker to read arbitrary files on the server with low attack complexity. While not on the KEV catalog, public exploit code exists on ExploitDB and Nuclei templates, indicating readily available exploitation methods. Despite this, there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:advanced_comment_system_project:advanced_comment_system:1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
21.00%
Probability of exploitation in next 30 days
EPSS Percentile
97.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2020-35598 · Aug 1, 2021
ExploitDB: EDB-49343 · Jan 4, 2021
This CVE's current EPSS score of 0.2100 is in the 96th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

seclists.org / fulldisclosure/2020/Dec/13
ExploitMailing ListThird Party Advisory