CVE•Published 2026-09-08•Modified 2026-09-11•0 articles on news•4 live references•NVD data
CVE-2026-81977Adobe · Acrobat
Vulnerability data via NVD (ingested)
CVSS v3.1
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS percentile
7
Exploit Prediction Scoring System · top 93% of all CVEs
Weaknesses (CWE)
Description
Acrobat Reader is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Timeline
Published 2026-09-08
Modified 2026-09-11
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).
Shodan · vuln tag0 hosts
vuln:CVE-2026-81977Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Adobe Acrobat"All exposed Adobe Acrobat instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Acrobat"HTTP body or banner mentions "Acrobat" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-81977Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-81977Censys host search filtered to this CVE id.
grep.app
CVE-2026-81977Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-81977GitHub code search for direct mentions.
Google dork
"CVE-2026-81977" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-81977 on GitHub.
We haven't classified any articles referencing CVE-2026-81977 yet. The external references above still apply.