CVE-2023-28458

Pretalx vulnerability

CVSS

4.3

EPSS

3.4%

EPSS pct

88th

Exploited

No known

pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Organizers can trigger the overwriting (with the standard pretalx 404 page content) of an arbitrary file.

Affected vendor

Pretalx

Affected product

Pretalx

CVSS vector

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

Weakness type (CWE)

CWE-22 — Path Traversal

Published

2023-04-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to low impact to integrity.

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2023-28458

Confirm whether Pretalx Pretalx is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2023-28458.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-28458

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2023-28458 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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