CVE-2026-48979Disclosure

LOW

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

0.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-06-17); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-17: 1Mentions · 2026-06-19: 1Patch / Workaround · 2026-06-19: 1Technical Details · 2026-06-17: 1Technical Details · 2026-06-19: 106-1706-19
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters
    Disclosure

    #CVE-2026-48979 - HTTP/2 request smuggling in #PHP standard library (PSL). Unvalidated #DATA frame bytes allow content overflow. #CVSS 7.5. No patch yet; disable PSL H2 servers or upgrade if fix released. #CVE #infosec #cybersecurity #hosting More: https://www.valtersit.com/cve/CVE-2026-48979

    Post summary

    The tweet announces CVE‑2026‑48979, an HTTP/2 request smuggling flaw in PHP's standard library, with a CVSS score of 7.5 and no patch yet; users are advised to disable PSL H2 servers or upgrade when a fix arrives.

    0000057
    947 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-48979 HTTP Request Smuggling in PHP Standard Library Versions 6.1.0, 6.1.1, and 6.2.0 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-48979

    Post summary

    The text announces the discovery of CVE-2026-48979, highlighting an HTTP Request Smuggling flaw in specific PHP Standard Library versions, without providing details on exploitation or patches.

    0000043
    4.0K followersView on X

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