CVE-2026-24677Disclosure(freerdp / freerdp)

LOWCVSS 9.1 · CRITICAL

Signal is active with 1 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

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, ecam_encoder_compress_h264 trusts server-controlled dimensions and does not validate the source buffer size, leading to an out-of-bounds read in sws_scale. This vulnerability is fixed in 3.22.0.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • freerdp

Threat summary

  • 4 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 4 signals
  • Disclosure: 4 classified signals
  • Peaked 1d ago at 2 mentions (2026-02-10); latest day: 1
  • 4 total mentions across 3 days

Affected systems

Vendors
Products
freerdp

Deep dive

Activity timeline4 mentions / 3d
01122Mentions · 2026-02-09: 1Mentions · 2026-02-10: 2Mentions · 2026-02-11: 1Technical Details · 2026-02-09: 1Technical Details · 2026-02-10: 2Technical Details · 2026-02-11: 102-0902-1002-11
Signal classification1 categories
Disclosure
4100.0%
Referenced assets4 URLs
Classification over time
DateTotalLabels
2026-02-091
Disclosure1
2026-02-102
Disclosure2
2026-02-111
Disclosure1
Full discourse4 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-24677 Out-of-Bounds Read Vulnerability in FreeRDP Before 3.22.0 H.264 Encoding https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-24677

    Post summary

    The text is a brief disclosure of CVE‑2026‑24677, noting an out‑of‑bounds read in FreeRDP before version 3.22.0 during H.264 encoding, but contains no PoC, exploit, active exploitation, patch, or debunking information.

    0001178
    4.0K followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-24677 FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, ecam_encoder_compress_h264 trusts server-controlled dimensions and does not validate… https://www.cve.org/CVERecord?id=CVE-2026-24677

    Post summary

    The text announces CVE-2026-24677, detailing an unchecked server-controlled dimension flaw in FreeRDP's h264 encoder before version 3.22.0, but provides no PoC, exploit, or patch information.

    00010169
    56.5K followersView on X
  • PulsePatch.io@pulsepatchio
    Disclosure

    An out-of-bounds read (DEBIAN-CVE-2026-24677) affects `freerdp2`, potentially leading to client data disclosure or crashes when connecting to a malicious RDP server. #FreeRDP #RDP #infosec https://www.pulsepatch.io/posts/cve-2026-24677-freerdp-out-of-bounds-read

    Post summary

    The post announces an out-of-bounds read vulnerability (DEBIAN-CVE-2026-24677) in freerdp2 that could lead to data disclosure or crashes when connecting to a malicious RDP server, without mentioning exploits, PoCs, or patches.

    0000037
    1 followersView on X
  • The Hacker Wire@TheHackerWire
    Disclosure

    🔴 CVE-2026-24677 - Critical FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, ecam_encoder_compress_h264 trusts server-controlled dimensions and does not validate the source buffer si... https://www.thehackerwire.com/vulnerability/CVE-2026-24677/ https://t.co/VxHPOs7U2R

    Post summary

    A critical vulnerability in FreeRDP’s ecam_encoder_compress_h264 function has been disclosed, highlighting a flaw where server‑controlled dimensions are trusted without validating the source buffer.

    0000081
    112 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appfreerdpfreerdp---

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