CVE-2026-76800Exploit

LOWCVSS 2.1 · LOW

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

Hunt for exploitation attempts and persistence artifacts
Increase monitoring for publicly documented tradecraft
Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

NVD description

A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used.

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1.5/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-284CWE-434

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Threat summary

Public PoC is present in monitored signal
1 mentions across 1 observed day

What's happening

PoC mentioned or linked in 1 signal
Technical details provided in 1 signal
Exploit: 1 classified signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Exploit

1100.0%

Referenced assets1 URL

By indicator

https://secn.ws/WHvjHa

Full discourse1 post

SecNews@SecNews_GR46d
Exploit
DeDeCMS CVE-2026-76800: Νέο exploit για απομακρυσμένο ανέβασμα αρχείων https://secn.ws/WHvjHa
Post summary
A new exploit for DeDeCMS CVE-2026-76800 enabling remote file upload is reported via a link, but there is no detail about active use or mitigation.
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7.0K followersView on X

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