Page generated: 09 Nov 2026, 03:28 UTC
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CVE-2016-3081

Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.

CVSS 8.1 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
3.5/10
REALITY · THREAT PRIORITY
8.7/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.1: +1.21
  • Fresh EPSS: 96.53%: +0.48

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 12 documents and public datasets.

Hype components

Headline sample (25%)
10/100
Press, 30 days (60%)
55/100
Grounded branding (15%)
0/100
HYPE TOTAL36/100

Sources and documents

SC Media
Press · 13 Oct 2026, 07:00 · CISA adds five vulnerabilities to exploited list amid China-linked cyber espionage concerns - SC Media
Cyber Press
Press · 12 Oct 2026, 07:00 · CISA Warns of Active Attacks Exploiting 10-Year-Old Apache Struts RCE Vulnerability - Cyber Press
CyberSecurityNews
Press · 12 Oct 2026, 07:00 · CISA Warns of Apache Struts Command Injection Vulnerability Exploited in Attacks - CyberSecurityNews
Forkast News
Press · 11 Oct 2026, 07:00 · Federal Agencies Face Today’s Deadline to Patch Five Flax Typhoon CVEs Spanning a Decade - Forkast News
Security Affairs
Press · 11 Oct 2026, 07:00 · U.S. CISA adds ProFTPD, ONLYOFFICE Docs, Strapi, Apache Struts, and ISC BIND flaws to its Known Exploited V... - Security Affairs
See all 12 source documents
Manufacturing Business Technology
Press · 09 Oct 2026, 15:03 · CISA Issues Warning on Chinese Government-Linked Threat Actors - Manufacturing Business Technology
Tech Times
Press · 09 Oct 2026, 07:00 · Beijing Firm Integrity Technology Group Hacked Government Email, Built Third-Party Portal - Tech Times
finance.biggo.com
Press · 09 Oct 2026, 07:00 · CISA Orders Federal Agencies to Patch Five Exploited Flaws by October 11 Amid Flax Typhoon Campaign - finance.biggo.com
The Hacker News
Press · 09 Oct 2026, 07:00 · Flax Typhoon Exploits Five Flaws as CISA Sets October 11 Deadline for Federal Agencies - The Hacker News
The Hacker News
Press · 08 Oct 2026, 07:00 · FBI Says China-Linked Hackers Ran Portal Giving Third Parties Access to Stolen Emails - The Hacker News
The Register
Press · 08 Oct 2026, 07:00 · US disrupts Chinese hacking tools as 7 govts warn of PRC spies stealing sensitive data worldwide - The Register
Recorded Future
Press · 25 May 2016, 07:00 · Turning Criminal Forum Exploit Chatter Into Vulnerability Risk Analysis - Recorded Future

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

024681002 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 4.2Reality 8.702 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 4.5Reality 8.702 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 3.5Reality 8.702 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 4.8Reality 8.702 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 3.5Reality 8.7Nov 2Nov 2Nov 2Nov 2Nov 2

━ Hype Score (Perceived)  ━ Reality threat priority. Definition changes are not new attacks.

Public exploit evidence

1

Public exploit entries / repo candidates

Source entries and unverified repository candidates are counted separately.

Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 8.1; EPSS 96.5%
Attention, last 30 days
5 distinct story titles; 5 press documents; 1 publisher domains.
Technical potential
network access, no prior privileges, no user interaction, additional attack conditions.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:57:44.846931+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
26 Apr 2016, 14:00
First press mention
25 May 2016, 07:00
Added to the CISA KEV catalog
08 Oct 2026, 00:00
Latest press mention
13 Oct 2026, 07:00
Score calculated
05 Nov 2026, 13:57
PoCs on GitHub
1 repositories