CVE•Published 2026-08-21•Modified 2026-09-08•1 article on news•5 live references•NVD data
CVE-2026-77806
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
90
Exploit Prediction Scoring System · top 10% of all CVEs
Weaknesses (CWE)
Description
SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to code injection via an X-Spip-Filtre HTTP request header that is mishandled by analyse_resultat_skel.
Timeline
Published 2026-08-21
Modified 2026-09-08
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-77806Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-77806Censys host search filtered to this CVE id.
grep.app
CVE-2026-77806Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-77806GitHub code search for direct mentions.
Google dork
"CVE-2026-77806" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (4)
CVE-2026-778064 repos
tanjiti/sec_profileHTML
爬取secwiki和xuanwu.github.io/sec.today,分析安全信息站点、安全趋势、提取安全工作者账号(twitter,weixin,github等)
rix4uni/medium-writeupsGo
This repository updates latest Bug Bounty medium writeups every 10 minutes, https://readmedium.com/Medium_URL, https://archive.ph/Medium_URL, https://freedium.cfd/Medium_URL
CuteeCat/CVE-2026-77806Python
CVE-2026-77806漏洞检测代码
izo/Spip-SentinellePHP
Plugin SPIP de détection, d’isolation et de vérification de cohérence après compromission