Intimation of Cyber Security Incident.

23 June 2026 To, To, Corporate Relations Department Corporate Listing Department BSE Limited National Stock Exchange of India Ltd. 1st Floor, New Trading Ring Exchange Plaza, 5th Floor Rotunda Building, P J Tower Plot No.C-1, G Block Dalal Street Bandra-Kurla Complex Mumbai 400 001 Bandra (East), Mumbai 400 051 BSE Code: 532977 NSE Code: BAJAJ-AUTO Sub: Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Intimation of Cyber Security Incident. Dear Sir / Madam, Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“the Listing Regulations”), this is to inform you that a cyber security incident has occurred that involve a ransomware attack impacting the systems of Bajaj Auto Limited (“the Company”) and its wholly owned subsidiary, viz. Bajaj Auto Technology Limited (“BATL”). Immediately upon becoming aware of the incident, the technical team of the Company along with cyber security experts and the management responded promptly and initiated necessary precautionary actions and protocols to mitigate the impact of this incident and this has been successful based on the available information at this time. This disclosure is being made as a matter of good governance. The said incident occurred on 23 June 2026 at around 08:00 a.m. (IST) and has been intimated to CERT-In in terms of the Information Technology Act, 2000. In terms of Regulation 30(8) of the Listing Regulations, this intimation is being made available on the Company’s website at https://www.bajajauto.com/investors/disclosures This is for your information and record. Thanking you, For Bajaj Auto Limited Rajiv Gandhi Company Secretary & Compliance Officer ACS 11263 Registered Office Akurdi Pune 411035 India CIN L65993PN2007PLC130076 investors@bajajauto.co.in