CVE-2026-3509Disclosure

LOWCVSS 7.5 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, potentially resulting in a denial‑of‑service (DoS) condition.

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0.0/ 10 priority

Sources & remediation

Other references

https://certvde.com/de/advisories/VDE-2026-018

Weakness type (CWE)

CWE-134

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

2 mentions across 1 observed day

What's happening

Technical details provided in 2 signals
Disclosure: 2 classified signals
2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

Disclosure

2100.0%

Referenced assets3 URLs

By indicator

Full discourse2 posts

Vulmon Vulnerability Feed@VulmonFeeds199d
Disclosure
CVE-2026-3509 Format String Vulnerability in CODESYS Control Runtime Sys... https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-3509 Don't wait vulnerability scanning results: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=2
Post summary
The post announces CVE-2026-3509, a format string vulnerability affecting CODESYS Control Runtime, without providing exploit proof-of-concept, active usage, or patch details.
0000061
4.0K followersView on X
CVE@CVEnew200d
Disclosure
CVE-2026-3509 An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, potentially re… https://www.cve.org/CVERecord?id=CVE-2026-3509
Post summary
The excerpt announces CVE-2026-3509, summarizing a format‑string vulnerability in CODESYS Control runtime’s audit log, without mentioning exploits, patches, or active attacks.
0000069
56.8K followersView on X

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