CVE-2026-48294 High · 7.4 EPSS 1.9%
Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data…
Adobe · Adobe Acrobat PDF Extension (Chrome)
Official description · CVE.org
Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.
Priority scorePatchfirst’s 0 to 100 ranking. It adds points for CISA KEV listing, ransomware use, EPSS, threat reports, public exploit code and CVSS. Every CVE page shows the breakdown. Breakdown
68.7 / 100
- Exploited
- Yes, in VulnCheck KEV
- Reports
- 0
- Tactics
- 0/15
Exploitation timelineDated milestones for a CVE: when it was disclosed, when exploit code became public, when exploitation was confirmed, and when threat reports named it.
First seen exploited 55 days after disclosure.
- Disclosedday 0
- First seen exploitedVulnCheck KEV evidence+55 days
MITRE ATT&CKA public catalogue of the techniques attackers use, maintained by MITRE. Patchfirst uses it to describe what attackers do with a vulnerability. techniques
No techniques linkedNo ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.
What security researchers reported
Not named in any threat report yetAlso mentioned in 12 community threat pulses (AlienVault OTX)
Weaker evidencePulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.
- How the ErrTraffic Malware Campaign Uses ClickFix and EtherHiding12 Aug 2026
- How the ErrTraffic Malware Campaign Uses ClickFix and EtherHiding11 Aug 2026
- ⚡ Weekly Recap: Rogue AI Agents, Check Point Exploit, Slopsquatting, ClickFix Lures and More [The Hacker News]1 Aug 2026
- Clop Exploits CVE-2026-12569 in PTC Windchill/FlexPLM Data Theft1 Aug 2026
- Known_Cve | Jun 26, 2026 | Part 1/225 Jun 2026
- Known_Cve | Jun 25, 2026 | Part 1/224 Jun 2026
- 6 more on OTX