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CVE-2020-15958

22
FAUCET Score

CVE-2020-15958 is an Insecure Direct Object Reference (IDOR) vulnerability affecting 1CRM System versions through 8.6.7. This flaw allows an unauthenticated remote attacker to access sensitive internal files by guessing predictable URLs. With a CVSS score of 8.6 (High), it presents a critical risk due to its network-based attack vector, low attack complexity, and high confidentiality impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.6.7CPE matchmatch criteria
cpe:2.3:a:1crm:1crm:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.19%
Probability of exploitation in next 30 days
EPSS Percentile
86.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0319 is in the 76th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

packetstormsecurity.com / files/159193/1CRM-8.6.7-Insecure-Direct-Object-Reference.html
ExploitThird Party AdvisoryVDB Entry
1crm.com / documentation
Product
aramido.de / blog/sicherheitshinweise/sicherheitswarnung-1crm-schutzt-daten-unzureichend-cve-2020-15958
Third Party Advisory
seclists.org / fulldisclosure/2020/Sep/31
ExploitMailing ListThird Party Advisory