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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2026-24515

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.

CVSS 2.9 · LowBuzz score 28.9

Buzz score

Why this CVE is surfacing

Buzz score total 28.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 15.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
15.0
3 sources across 3 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
1
within the 30d window
Peak daily
1
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first
  • Siemens SINEC OSCISA Alerts

    Metrics CVSS Version Base Score Base Severity Vector String 3.1 5.5 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-40214 In the Linux kernel, the following vulnerability has been resolved: af_unix: Initialise scc_index in unix_add_edge(). Quang Le reported that the AF_UNIX GC could garbage-collect a receive queue of an alive in-flight soc

    governmentwww.cisa.govJul 7, 2026, 12:00 PM
  • https://cert-portal.siemens.com/productcert/html/ssa-253495.htmlcert-portal.siemens.com

    No excerpt available.

    Vendor Advisorycert-portal.siemens.comJan 23, 2026, 8:16 AM
  • https://github.com/libexpat/libexpat/pull/1131github.com

    No excerpt available.

    Exploitgithub.comJan 23, 2026, 8:16 AM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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