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CVE-2025-1520

25
FAUCET Score

CVE-2025-1520 describes a SQL Injection vulnerability in PostHog's ClickHouse Table Functions, allowing authenticated, network-adjacent attackers to achieve remote code execution. The flaw stems from insufficient validation of user-supplied input in SQL queries, enabling code execution within the database account's context. With a CVSS score of 8.0 (HIGH), this vulnerability presents a significant risk due to its low attack complexity and high impact on confidentiality, integrity, and availability. Currently, there is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.3.7CPE matchmatch criteria
cpe:2.3:a:posthog:posthog:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.1HIGH

CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 33rd percentile among its peer group of 554 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

npmGHSA-v64v-fq96-c5wvhigh

PostHog Plugin Server SQL Injection Vulnerability

Apr 23, 2025

References

github.com / PostHog/posthog/commit/6e8f035f9acd339c5ba87ba6ea40fc1ab3053d42
Patch
zerodayinitiative.com / advisories/ZDI-25-099
Third Party Advisory